12/22/2008 at 01:00 AM EST
What's On This Week
SUNDAY, DEC. 14
9 P.M. | SHOWTIME
A superb Season 3 sprints to a close: Will eligible serial killer Dex (Michael C. Hall, right) make it to the altar? It's like Jane Austen with blood!
MONDAY, DEC. 15
DRAMA HIGH: THE MAKING OF A HIGH SCHOOL MUSICAL
9 P.M. | ABC
Documentary about real kids staging The Wiz
. Who gets to be Sharpay?
9 P.M. | A&E
New season of the emotionally wrenching reality series about confronting addiction. First case: Janet, an alcoholic.
9 P.M. | NBC
Among myriad potential cataclysms as this story arc concludes, Claire (Hayden Panettiere
, right) is held hostage by Sylar.
TUESDAY, DEC. 16
8 P.M. | CBS
Working on a case at Christmas, the team learns their suspect has been dead—presumed dead, that is—for years.
9 P.M. | CBS
The possible killer of a scientist turns out to have a strong link to Thomas Jane (Simon Baker)—she's his former psychiatrist.
WEDNESDAY, DEC. 17
A MUPPETS CHRISTMAS: LETTERS TO SANTA
8 P.M. | NBC
Holiday special with Miss Piggy (the blonde in plush red, center) and guests including Uma Thurman and Nathan Lane.