Episode: 2x09 (Season 2 Episode 09)
Name: The Trick Is To Keep Breathing
Originally Aired: Nov. 16, 2004
Plot: During the Tree Hill High semi-formal dance, Lucas brings Anna as his date but ends up with Brooke instead. Nathan plans out the perfect night for Haley, but his plans are ruined when Haley comes late to the dance because she was with Chris. Meanwhile, Peyton continues to deal with the mounting pressure to do drugs, especially after Anna lashes out at her during the dance.