Wade fancies himself a rock star when he competes in the battle of the bands, and Lavon and Lemon both do a bit of bonding.
After terrorists kill a state department employee and a plastic surgeon, the team search for the only witness who can identify the killers' surgically altered faces.
Grissom and his team go behind the scenes of an adult horror film studio when one of the lead actors is murdered on the set of a movie.
The killing of the most popular girl at an exclusive school leads the CSIs to investigate the unstable chemistry between its pupils.
Unexpected guests attend Lucas and Peyton's wedding, and Haley plays a surprise role in the ceremony; Brooke tries to keep Nick Lachey on a short leash.