It's been four years since the gang left Tree Hill, and many things have changed. Lucas (series star CHAD MURRAY) has published his first novel, ""An Unkindness of Ravens,"" and now works on his second. Along with Skills (series star ANTWON TANNER), Lucas also coaches his former high school basketball team, vowing to take the squad to another championship. Peyton (series star HILARIE BURTON), who is at the beginning of a budding music venture, loved two things when she graduated from high school: Lucas and music. But did leaving Tree Hill for an internship at a record company in Los Angeles change her mind about either passion? Peyton's best friend Brooke (series star SOPHIA BUSH) has been chasing her dream of becoming a top fashion designer with her clothing line Clothes over Bros. Four years later, Brooke finds herself at a crossroads; she has found some success, but at what cost? Nathan (series star JAMES LAFFERTY) and Haley (series star BETHANY JOY GALEOTTI), young parents who are trying to find their way

Lucas tries to confirm Dan's heart issues...

Things get complicated at Jamie's birthday party...

Everybody experiences the aftermath of Lucas' wedding...

Haley and Nathan take the first steps to reigniting their careers...

TV Guide's Michael Ausiello interviews Hilarie Burton of returning CW series One Tree Hill.

Hilarie talks about playing Peyton in the new season...

Part 2 of Hilarie's CW Connect interview...

Hilarie talks about the drama her "One Tree Hill" character, Peyton Sawyer, brings to the show. Watch

Lucas stuns Peyton with a shocking truth...