Artie Baxter

Eager to help Trey and Ryan repair their relationship, Marissa hosts a birthday party for Trey at Caleb's mansion that quickly gets out of control. After surfing with Carter, Sandy suggests introducing him to a woman friend, to Kirsten's chagrin.

Despite their lead suspect's proven bomb-making know-how and his incriminating letter about exacting revenge on his condescending peers, Danny believes the outcast student ... and convinces Sebastian to let him search for another suspect.