Actress Salma Hayek discusses makeup; a creamy pasta dish.

Rachael's favorite fall foods; actress Julianna Margulies; fall fashion trends.

Rachael throws a party on the streets of Philadelphia with singer Patti LaBelle and carpenter Ty Pennington.

Model Tyra Banks; chef Rocco DiSpirito; a makeup and catwalk lesson.

TV personality Mike Rowe; three teachers get makeovers; tuna surprise.

Nanny Jo Frost; singer Gloria Estefan.

Actress Julianne Moore; fast, affordable design fake-outs for hardwood floors and crown molding; cheeseburger meets egg roll.

Actor Hugh Jackman; chef Bobby Flay.

Pairing wine and cheese; cheese puffs.

Dancer Julianne Hough; a viewer gets a makeover; French onion dip becomes a burger.

In Mexico, Rachael's "Hey, Can You Cook?!" competition returns with six all-stars and tough challenges.

Stylist Kyan Douglas makes over two teen girls who have lost weight.

Rachael rappels down a cliff in Mexico; actress Eva Longoria.

"Hey, Can You Cook?!" competitors try to impress an all-star judge; actress Salma Hayek.

Chef Guy Fieri dishes out his buffalo ball recipe; a new burger recipe; TV personality Joy Behar ("The View") with her wedding day stories.

Audience members bid for the chance to cook with Rachael; what happened when cake-decorating lessons with Buddy Valastro were auctioned off; a makeover by Kyan Douglas and Gretta Monahan.

The all-star cooking competition continues with a sausage challenge; actors Katie Holmes and Adam Sandler ("Jack and Jill").

New York City firefighters face off in a 5-Alarm Cook-Off; actress Julie Andrews; co-host Nick Cannon.

Personal trainer Jillian Michaels; a salmon recipe.

Rachael's new food truck serves lunch for only $2; the winner of the "Hey, Can You Cook?! All-Stars" challenge.

Dr. Travis Stork; beauty-aisle products.

Chef Mario Batali makes a spicy Italian dish; New York City's Meatball Shop.

A married couple get makeovers; actress Felicity Jones; popcorn three ways.

Singers Jessica and Ashlee Simpson.

Talk-show host Regis Philbin; an easy meatball dish.

Actress Marcia Cross; a hardworking mother of two sets of twins gets a makeover.

Supermarket deals and advice; baker Buddy Valastro.

Viewer requests; a BLT brisket slow-cooker recipe; celebrity looks for less money.

A sour-cream recipe; turning eye shadow into nail polish; an artist turns a trash bin into a modern home.

Chef Buddy Valastro prepares a chocolate mousse and a pasta dish; actress Tiffani Thiessen.

Talk-show host Elisabeth Hasselbeck makes gluten-free waffles; saving time and money; a zesty Mexican dish.

Singer Jennifer Hudson.

Actress Marg Helgenberger; three slimming wardrobe pieces.

A celebrity mystery-taster; a spinach-artichoke ricotta pie; quick-and-easy do-it-yourself fashion advice.

Talk-show host Sherri Shepherd; carpenter Carter Oosterhouse.

First lady Michelle Obama.

Three two-minute dips; a $12 dish; a 22-minute creamy fettuccine; clothing for all sizes.

Actor David Duchovny; TV host Vanessa Lachey.

Chef Buddy Valastro's PB&J cupcakes; nanny Jo Frost; a fashion face-off features duct tape and spray paint.

A "mystery taster"; stylist Kyan Douglas; a unique pizza.

Reality stars Renee Graziano, Drita D'Avanzo and Angela "Big Ang" Raiola get makeunders; the cast of "The Celebrity Apprentice" battles in the kitchen; a crispy hash-brown waffle.

Actor Greg Kinnear; viewers compete in Waffle Wars; corn-dog waffles.

Rachael celebrates her 1,000th show with mystery celebrities, audience giveaways and Oprah Winfrey.

Baker Buddy Valastro prepares a king cake and bananas Foster; actress Sarah Michelle Gellar.

Reality star Khloe Kardashian Odom; comic Rob Schneider; crispy chicken parm BLT heroes.

Nanny Jo Frost; viewers who have never worn a dress or high heels.

Three viewers are transformed into red-carpet icons; James Lipton makes Oscar-winner predictions; moneyballs.

Two two-in-one recipes; twins get makeovers.

Oklahoma City loses one million pounds; 10 people who have lost a lot of weight get makeovers.

A woman spins a wheel of hairstyles for her makeover; a surprise proposal.

Cooking bacon and braising sausage; styles of denim.

Stirring up a viewer's wardrobe; Dr. Lisa Masterson tells which medications can and cannot be mixed; combining tostadas and nachos.

Three fashion essentials for bargain budgets; Megan Hilty performs.

Kyan Douglas gives makeovers to hardworking women; comic Larry the Cable Guy; a meal for breakfast, lunch or dinner.

A superstar Mystery Taster; a French-bread pizza; pasta carbonara.

John Gidding gives a neighborhood a triple home makeover; revamping the front of a home for less than $50; two dishes to bring to a potluck.

Ways to save time; preparing in the kitchen; three speedy hairstyles.

Actor William Shatner; men's clothing trends.

A corned-beef recipe; a giant Sunday roast; actress Dana Delany.

Six essential shoes for women; three tasty sub recipes.

Professional organizer Peter Walsh tells how to unclutter a home; chef Buddy Valastro tells which pantry items are necessary.

Bra secrets to make any woman look slimmer; actress Pauley Perrette.

Finding produce at the farmers market; actress Shailene Woodley.

Gwyneth Paltrow joins Rachael to talk about the controversial New York Times article on cookbook ghostwriters.

TV host Brooke Burke-Charvet puts her dance IQ to the test; designer John Varvatos.

Actor Christian Slater; home security; a burger features homemade ranch dressing.

Singer Fergie; low-calorie cocktail; chef Sunny Anderson.

A mystery taster; TV host Taniya Nayak shares inexpensive ways to change a home's decor; chicken potpie.

Rapper 50 Cent; two large meals for less than $20; four stylish looks for less than $80.

Deviled Easter eggs; Easter ham; essential items to take on a family vacation.

Actor Tom Selleck; the food guru from "The Biggest Loser" has surprising things to say about health foods and reveals the five superfoods that should replace them.

Actor Kiefer Sutherland; chef Buddy Valastro makes coffee cake.

Viewers give clever double-duty ideas for Easter meal preparation; actress Alyson Hannigan.

Chef Bobby Flay prepares lamb; event planner David Tutera discusses registering for gifts and outfitting a home; three must-haves.

Actress Tori Spelling creates high-end party tables with low price tags; Dr. Sanjay Gupta reveals a mistake patients make at the doctor's office.

Lifestyle correspondent Lara Spencer transforms flea-market buys into household gems; baker Buddy Valastro decorates a cake.

Dr. Travis Stork tells how to burn extra calories; simplifying life in the kitchen; a Greek-inspired shrimp recipe.

Three sandwich recipes; Train performs.

Getting rid of under-eye baggage; a mullet skirt; Train performs.

What to wear under backless and strapless dresses; comic Casey Wilson; Train performs.

Chef Emeril Lagasse prepares Creole jambalaya; talent judge Randy Jackson; sweet and spicy spaghetti; Train performs.

Simple cake-decorating techniques; actress Anna Faris; Train performs.

Actor Zac Efron; a pasta recipe with lemon.

Actress Julie Andrews; grilled cheese.

Finding ideal swimwear; a viewer wears a swimsuit for the first time; actress Vanessa L. Williams and her mother.

Chefs Bobby Flay and Giada De Laurentiis; rigatoni with ricotta.

Reality star Kourtney Kardashian; stretching a dollar at the wholesale store.

Talk-show host Sherri Shepherd; co-host Buddy Valastro.

Comic Wayne Brady; actress Kate Walsh; sausage burgers.

Actress Jenna Fischer; a pizza-tossing 7-year-old.

Jarod Miller brings animals; actress Cybill Shepherd.

"Cash Cab"; actor Ryan O'Neal.

Iowa-style pork sammies; co-host Carson Daly.

Chefs Bobby Flay and Giada De Laurentiis; grilled salad; red snapper; cookbook author Jessica Seinfeld provides recipes to encourage children to eat vegetables.

Products said to transform flat chests and flat behinds; fashion consultant Clinton Kelly hides three kinds of figure flaws; fish tacos.

Three twists on the hot dog; waxing and spray-tanning two viewers.

Actress Suzanne Somers gives a deserving mom a new look; entertainment journalist Nancy O'Dell transforms a mother of multiples; an Italian-style Monte Cristo.

Co-host Dr. Phil prepares a one-skillet dish; men's summer styles; a style blunder from Dr. Phil's past.

Talk-show host Jerry Springer; personal trainer Bob Harper.

Chef Curtis Stone; actress Chandra Wilson.

Talk-show host Ellen DeGeneres, actress Portia de Rossi and their personal chef; chefs Bobby Flay and Giada De Laurentiis.

Political commentator Bill O'Reilly; a grilling competition.

Co-host Dr. Mehmet Oz gives Rachael a physical; a recipe for steak, chicken or fish.

Rachael defines cooking terms; chef Buddy Valastro makes red-velvet cupcakes.

Rachael's seven-layer sliders; Katie Lee's budget burgers; chef Michael Symon's "Yo! Burgers."

Rachael and first lady Michelle Obama grill on the White House lawn; three dippers; first dog Bo.

The summertime barbecue: cuts of meat; juicy ribs; the latest grilling gadgets.

The audience votes for dinner, answers sex questions and chooses a mom's makeover.

Baker Buddy Valastro demonstrates three kitchen essentials; using a cheese grater for fashion; Zanna's style tricks; grooming enthusiast Kyan Douglas shows how to get an ideal blowout without a flatiron.

Stylist Gretta Monahan provides bathing suits for every body type; a viewer gets a "makeunder"; a spaghetti recipe.

Three ways to prepare watermelon; chef Adam Perry Lang grills a big steak; a burger recipe.

What to do with a small amount of salsa; baker Buddy Valastro turns a scoop of peanut butter into an ice-cream topping; transforming the classic BLT into a pasta dish.

Chef Sara Moulton shows how to fix cooking disasters; grooming enthusiast Kyan Douglas repairs hair crimes.

Food Network personality Sunny Anderson shows how to make and decorate a wedding cake on a budget; personal touches for weddings.

Nanny Jo Frost tells how to keep children happy on the road and in the sky; actor Eric McCormack.

Celebrities, including actress Jessica Alba, chef Guy Fieri, talk-show host Elisabeth Hasselbeck and baker Buddy Valastro, answer viewers' questions.

A 10-year-old cook; a teen decor dynamo; a 17-year-old couponer.

Clever ways to use up school supplies; sizzling steak skewers.

Baker Buddy Valastro; budget-friendly makeup basics.

Testing products intended to fake facelifts; a behind-the-scenes tour of Rachael's new studio.

Turning leftover pizza, meatloaf and Chinese food into scrumptious snacks; a pasta dish to get a child to eat vegetables.

Carter Oosterhouse provides decorating advice; one pot of chicken makes three delicious dinners.