One Tree Hill

The girl of Lucas' dreams shows up at the airport.

As Lucas and his fiancée enjoy planning their dream wedding, Brooke and Peyton reconnect.

Lucas returns from Las Vegas to face a tragedy, as Nathan and Haley try to find a way to help Jamie understand the death of someone close to them.

Lucas struggles to inspire the Ravens, while Haley investigates the disappearance of Dan.

Lucas and Lindsey face a tenuous future, and Nathan receives an offer from a pro basketball team.

Lucas is joined by a familiar face as he begins his second book tour, and Nathan is given an opportunity to play basketball again.

Nathan and Haley must parent Jamie about facing a school bully, and Lucas and Peyton adjust to life living together as a couple.

Lucas' novel receives unexpected interest, and Haley counsels Nathan as his basketball comeback gains momentum.

The past comes home to roost as the residue of deception, anger and romantic mistrust permeates the lives of several Tree Hill residents.

Tension fills the air backstage at Peyton's USO show as Lucas deals with Peyton and Julian's romantic past.

Karen's Café is transformed into a glamorous 1940s nightclub with Lucas as its proprietor.

Lucas takes a trip to Hollywood to meet his film director, and Nathan gets a pro basketball tryout.

Peyton learns some startling news that she must share with Lucas.

As news of Peyton's condition spreads, Mouth and Millicent struggle to remain a couple, and Brooke tries to figure out Julian's intentions.

Lucas and Julian try to choose a director for their movie, and Peyton has mixed feelings about a surprise gift from Lucas.

Lucas wrestles with casting for his movie while Peyton tries to prepare for their wedding. Dan advises Jamie on a school crush.

Peyton and Lucas receive a startling surprise about the pregnancy as the relationship between Brooke and Julian comes to a crossroads.

Lucas and Julian hit a setback with the production of the film. Peyton and Haley help Mia with her new single.

Julian makes Brooke a startling offer. Lucas brings Nathan and Jamie to an important place from his past, while Peyton prepares for the future.

When Peyton's pregnancy is threatened, Lucas struggles to pick up the pieces. Victoria returns to lure Brooke back to Clothes over Bros.

Brooke discovers something that could change Sam's life, and Haley receives an unexpected offer from guest star Nick Lachey.

Brooke and Haley throw Peyton a baby shower, while Sam grows closer to Victoria. Plus, Nathan learns NBA scouts will be at his next game.

Peyton and Lucas' wedding day has finally arrived, and surprise guests are in attendance.

The season finale finds some lives about to change forever.