SANDY, SETH AND RYAN VISIT THE NANA IN SOUTH BEACH ON "THE O.C." THURSDAY, JULY 21, ON FOX

Linda Lavin and Jaime King Guest-Star; T.I. Performs

Sandy, Seth and Ryan travel to South Beach to visit the Nana, who is living in Miami Beach, FL. While playing shuffleboard at the Nana's coastal-living retirement community, Seth and Ryan meet Mary-Sue, who helps Seth get center stage on "Music Video Nation's" Spring Break 2005 television show hosted by Swerve and Pixie, star of "Sherman Oaks: The Real Valley." T.I. performs his hit single "Bring Em Out" in the episode. Meanwhile, on the Pacific Coast, Carter packs his bags and leaves Kirsten alone at "Newport Living" and Trey misinterprets Marissa's friendship on "The Return of the Nana" episode of THE O.C Thursday, July 21 (9:00-10:00 PM ET/PT) on FOX. (OC-221) (TV-14 D, L, S, V)

Cast: Peter Gallagher as Sandy Cohen, Benjamin McKenzie as Ryan Atwood, Mischa Barton as Marissa Cooper, Rachel Bilson as Summer, Adam Brody as Seth Cohen, Kelly Rowan as Kirsten Cohen, Melinda Clarke as Julie Cooper, and Alan Dale as Caleb Nichol.

Guest Cast: Linda Lavin as Sophie Cohen (The Nana), Billy Campbell as Carter, Jaime King as Mary-Sue, Tony Denison as Bobby Mills, Todd Sherry as Maurice, Michael Cassidy as Zach, Logan Marshall-Green as Trey Atwood, Nikki Griffin as Jess, Bret Harrison as Swerve and Krista Kalmus as Pixie.

Performance by: T.I.