One Tree Hill Season 4 Episode 18: The Runaway Found

Link 1 (sina): One Tree Hill Season 4 Episode 18

Original Air Date—16 May 2007
The teens of Tree Hill mount a rescue mission to retrieve Mouth from his ill-advised road trip with Rachel. While on the trip, Haley and Nathan get a second chance to enjoy the prom, and Lucas and Peyton decide to take their relationship to the next level. Brooke tells Haley that she lied about stealing the calculus exam, and Nathan struggles with the residue of a past mistake.