Who's On What Tonight? Your Guide to Late-Night TV (Tuesday, Oct. 9, 2012)

CONAN O'BRIEN: REPEAT
DAVID LETTERMAN: Here Comes the Boom's Kevin James, How I Met Your Mother's Chris Elliott, singer Miguel
JAY LENO: Cross' Tyler Perry, Olympian Oscar Pistorius, music group Plain White T's
JIMMY KIMMEL: Up All Night's Will Arnett, the latest Dancing with the Stars castoff, musician Father John Misty
JIMMY FALLON: Seven Psychopaths' Christopher Walken, The Who's Pete Townshend, musician Jen Lekman
CRAIG FERGUSON: REPEAT

Guest lineups are subject to change.

SOURCE: The Late Night TV Page