It's the Big Three's 37th birthdays. Randall and Beth debate a big life change, Kate takes the first step in pursuing a new passion, and Kevin balances the demands of his career and relationship. Meanwhile, Jack and Rebecca deal with the fallout of their big fight.

The entire Pearson family visits Kevin on set in Los Angeles for a "Manny" taping. Jack confronts his demons in the wake of his fight with Rebecca.

Kate visits Kevin on the set of his movie. Randall and Beth get exciting news. Rebecca tries to reconnect with Jack.

Randall and Beth adjust to a new family dynamic. Kate books her first big gig. Kevin suffers a setback on his movie. Jack and Rebecca are visited by an unwelcome guest.

Kate surprises Toby at work. Kevin and Randall attend a charity fundraiser for Sophie's hospital. Jack takes the boys on a camping trip, leaving Rebecca to deal with some unexpected news.

Trick-or-treating with the 10-year-olds goes awry for Jack and Rebecca. Randall, Kevin and Kate have life-changing Halloweens.

Randall adjusts to the foster system. Kate and Toby take the next step in their relationship. Kevin visits Sophie in New York. Jack and Rebecca finalize Randall's adoption.

Kevin goes back to his high school to accept an award. Jack and Rebecca get excited about their kids' futures.

Kate and Toby's lives take an unexpected turn. Meanwhile, Rebecca encourages Kate's singing aspirations.

Randall and Beth are faced with a hard choice. Jack takes Randall on a college tour.

The Pearsons come together under unexpected circumstances. Meanwhile, Jack surprises the family with a summer vacation.

Kate goes wedding dress shopping. Kevin embraces a new lifestyle while Randall explores William's past. Jack and Rebecca take the kids to the mall.

Kevin helps Randall and Beth with a project. Kate contemplates a big gift for Toby. Jack and Rebecca talk about their future.

Randall hosts a Super Bowl party while Kevin and Kate reconnect with the past.

Rebecca finds solace with an old friend as the Pearsons struggle to cope with tragedy. Jack teaches Kevin and Randall to drive.

Kate and Toby go to Las Vegas for their bachelor/bachelorette parties. Meanwhile, Jack and Rebecca celebrate their wedding anniversary.

Deja's life with her mom, Shauna, and great grandmother Joyce unfolds from the very beginning. Randall and Beth welcome visitors to their home.

The Pearsons come together to celebrate Kate and Toby's wedding. Wedding planners Kevin and Randall struggle to pull off the big day. Kate is flooded with memories of Jack. Deja struggles to adjust to her new living situation.

Big changes are afoot for Kate, Kevin and Randall as they celebrate their 38th birthday. Jack and Rebecca go on their first date. Deja turns a corner.

The Pearson family comes together to support Kevin at his movie premiere. The teenage Big Three confront college decisions in the wake of Jack's death. Kate and Toby start IVF.

Jack's legacy impacts his adult children's lives in meaningful ways, as Kate undergoes a medical procedure, Kevin begins a search to discover his father's past and Randall makes a big decision. Rebecca makes the most important choice of her life.

A young Jack makes a decision that will impact the course of his life.

Kate and Toby try to keep busy while waiting for big news. Randall embarks on a new journey. Kevin meets someone from his father's past.

Kate struggles with Toby's depression. Randall makes time for Kevin, who obsesses about Jack's past.

Kevin and Zoe land in Vietnam. In the past, Jack and Rebecca take a road trip to Los Angeles. Jack's war story continues to be revealed.

The Pearsons have an unconventional Thanksgiving dinner. In the past, Jack, Rebecca and the big three spend Thanksgiving with Miguel.

Kevin arrives at the Ville his father served in. Kate pursues a new opportunity. Randall debates Councilman Solomon Brown. In the past, Jack struggles to get through to his brother.

Randall's campaign comes to a close. Kevin meets someone from Zoe's past. Kate and Toby get ready for the baby.

Rebecca and the Big Three reckon with secrets Jack kept from them. Jack's Vietnam story continues to be revealed.

Kevin attempts to help Nicky. Randall and Kate reflect on differing memories of their childhood.

Beth's trip home to care for her mother sparks an unexpected realization.

Kevin keeps a secret from Zoe. Randall gets unexpected news about Deja. In the past, the Big Three graduate from High School.

Tensions run high as the Pearsons await news about Kate's pregnancy.

Beth and Randall adjust to their new normal. Kate and Toby spend time with baby Jack. Zoe and Kevin work on their relationship.

A history of Beth and Randall through the ages.

Rebecca helps Kate and Toby care for baby Jack. Zoe and Kevin look after Tess and Annie. Randall and Beth consider how to move forward.

The Pearsons gather to celebrate their 40th birthday while musing about the day they were born.

Kevin and Madison navigate their engagement as Kate and Toby take a big step in their adoption journey. Jack and Rebecca brace for puberty.

Malik shadows Randall at work. Kevin struggles to connect with his new movie director. Jack and Rebecca struggle to sleep train their babies.

Kate confronts her past. Randall's brush with viral fame leads to an unexpected discovery. Kevin debates the best path for his future.

Randall uncovers new truths about his past.

Kevin embarks on a stressful road trip. Jack and young Kevin go to a football training camp.

The Pearsons navigate huge family milestones together, from a distance.

A series of car rides propels the Pearson's towards new stages of their lives.

Beth navigates qualms with her mother. Kevin and Kate bring their families together for dinner.

Kevin and Madison get an unexpected guest.

Jack and Miguel bond. Kevin and Madison navigate challenges. Randall seeks out a new kind of support network.

Kevin visits Randall in Philadelphia.

Beth navigates her career path. Kate and Toby face unexpected issues. A run in with someone from his past gives Kevin pause.

Kevin and Madison partake in their respective bachelor and bachelorette parties.

The family gathers for Kevin and Madison's wedding.