EPISODE 507                                                                                                          PAGE 1 · 2 · 3

Episode Title: In da Club
Prod. No: #3T6807 | Original US Airdate: February 12, 2008

It's a Tree Hill reunion as the entire gang gathers at Tric to see The Honorary Title perform. While Peyton and Haley see this as an opportunity to introduce their musical act, Carrie (guest star, Torrey DeVitto) sees it as a chance to get closer to Nathan. Brooke forces an unsuspecting Mouth to go on a blind date with Millicent (guest star, Lisa Goldstein). Lindsey (guest star, Michaela McManus) confronts Lucas about sneaking off to see Peyton.

EPISODE 508

Episode Title: Please, Please, Please, Let Me Get What I Want
Prod. No: #3T6808 | Original US Airdate: February 19, 2008

Peyton admits her true feelings to Lucas. Brooke makes a play for Owen (guest star, Joe Manganiello, "ER") and Mouth tries to convince Millicent (guest star, Lisa Goldstein) he's a better man than she thinks he is. Haley wrestles with whether or not to reveal information that could ruin Lucas' relationship, and Nathan is put in a position that could spell the end of his marriage. Lucas and Skills ace the coaching prospect of playing their season opener at a disadvantage.

NOTE: This is the seventh episode directed by series star Paul Johansson, and the second one this season.

EPISODE 509

Episode Title: For Tonight You're Only Here To Know
Prod. No: #3T6809 | Original US Airdate: February 26, 2008

At the first Raven's basketball game of the season, Haley, Brooke, Peyton, Lindsey (guest star, Michaela McManus) and Mia (guest star, musician Kate Voegele) find themselves locked in the Tree Hill High library. Tensions run high as Peyton and Lindsey face off over Lucas. Brooke tries to stand up for her mother when her friends go on the attack. Haley plays mentor to Mia, who is experiencing the elation and disappointment of fame. Meanwhile, Mouth, who is covering the game as his first official TV reporting assignment, struggles to find a story. Finally, Lucas and Nathan grapple with the decision to tell their loved ones about various indiscretions.

NOTE: Paul Johansson (Dan Scott) doesn't appear in this episode, although he is featured in the opening credits. Brett Claywell (Tim Smith) appears in this episode as the pizza man. This is his first appearance since the third season.

EPISODE 510

Episode Title: Running To Stand Still
Prod. No: #3T6810 | Original US Airdate: March 4, 2008

When Brooke takes Owen (guest star, Joe Manganiello) to New York for a glimpse of her other life, she's faced with a ghost from her past. Haley reels from a devastating blow to her marriage, while Nathan and Lucas muster their courage to attend Dan's parole hearing. A major record label takes an interest in Peyton's recording artist. Antown Tanner and Lee Norris also star.

NOTE: This is Kate Voegele's last appearance as Mia Catalano this season. Danneel Harris reprises her role as Rachel Gatina on the show for the first time this season.

EPISODE 511

Episode Title: You're Gonna Need Someone On Your Side
Prod. No: #3T6811 | Original US Airdate: March 11, 2008

On the eve of Lucas and Lindsey's (guest star, Michaela McManus) marriage, they conspire to save Nathan and Haley's. Brooke pairs Peyton with a surprise old boyfriend, while dealing with Victoria (guest star, Daphne Zuniga). Rachel returns to Tree Hill facing old challenges, while Dan also returns hoping for a fresh start.

NOTE: Bevin Prince and Stephen Coletti reprise their roles as Bevin Mirskey and Chase Adams, respectively, for the first time this season.

EPISODE 512

Episode Title: Hundred
Prod. No: #3T6812 | Original US Airdate: March 18, 2008

On the very special 100th episode of "One Tree Hill," it's Lucas and Lindsey's (guest star, Michaela McManus) wedding day and Peyton must choose whether to intervene or lose her true love forever. Nathan uses the occasion to attempt a reconciliation with Haley, and the recently paroled Dan shows up for the family reunion.

NOTE: Kieren Hutchison returns as Andy Hargrove, millionaire and professor, and lover of Karen Roe, for the first time since season two. Moira Kelly also returns as Karen Roe for the first time in season five. On March 21, 2008 this episode was the most sold television episode on iTunes.