Who's On What Tonight? Your Guide to Late-Night TV (Wednesday, Dec. 19, 2012)

CONAN O'BRIEN: Comedian Kyle Kinane, Natalie Irish
DAVID LETTERMAN: Guilt Trip's Seth Rogen, The First Family's John Witherspoon
JAY LENO: Django Unchained's Jamie Foxx, film legend Carl Reiner, winner of the The Voice
JIMMY KIMMEL: REPEAT
JIMMY FALLON: The Wire co-creator Ed Burns, New York Giants football player Victor Cruz, animal expert Jeff Musial, boy band Backstreet Boys
CRAIG FERGUSON: This Is 40 director Judd Apatow, Downton Abbey's Joanne Froggatt

Guest lineups are subject to change.

SOURCE: The Late Night TV Page