How Can You Be Sure?
Lucas must make a difficult decision regarding Brooke. Haley considers having sex with Nathan.

Cast
James LaffertyNathan Scott
Bethany Joy LenzHaley James Scott
Sophia BushBrooke Davis
Austin NicholsJulian Baker
Robert BuckleyClay Evans
Shantel VanSantenQuinn James
Jackson BrundageJamie Scott
Lee NorrisMarvin 'Mouth' McFadden
Lisa Goldstein KirschMillicent Huxtable
Stephen CollettiChase AdamsOne Tree Hill on tvt

