VERONICA UNCOVERS INFORMATION THAT HER FRIEND WAS SWITCHED AT BIRTH WITH A MORE AFFLUENT STUDENT, ON "VERONICA MARS," TUESDAY, JAN. 4 ON UPN

Tina Majorino ("Napoleon Dynamite") Guest Stars as Mac

"Silence of the Lamb" -- Veronica uncovers information that her fellow outcast Mac (guest star Tina Majorino) was switched at birth with a more affluent student, causing Veronica to examine her own questions about whom her real father may be, on the new drama VERONICA MARS, Tuesday, Jan. 4 (9:00-10:00 PM, ET/PT) on UPN. John Kretchmer directed the episode from a script by Jed Seidel and Dayna Lynne North.

Meanwhile, a serial killer has resurfaced in Neptune forcing Sheriff Lamb to forge a reluctant, tense partnership with Keith. Later, Veronica flirts with a handsome young rookie at the sheriff�s department to obtain more information on Lilly's murder.

Veronica Mars: Kristen Bell
Keith Mars: Enrico Colantoni
Wallace Fennel: Percy Daggs III
Duncan Kane: Teddy Dunn
Logan Echolls: Jason Dohring
Eli "Weevil" Navarro: Francis Capra
Mayor: Jeff Rector
Sheriff Lamb: Michael Muhney
Crystal: Katie LeClerc
Inga: Seraina Jacqueline
Deputy Leo: Max Greenfield
Jasmine: Amber Ojeda
Gabe: Steve Monroe
Ryan: Michael Drummond
Natalie MacKenzie: Courtney Gebhart
Vic Sciafarra: Michael Canaan
Eddie Laroche: Aaron Paul
Shane: Justin Lang
Mac: Tina Majorino
Kelly: Misty Connelly
Deputy Sacks: Brandon Hillock

RATING: To Be Announced