How I Met Your Mother

How I Met Your Mother: It's a Thanksgiving episode, but Barney (Neil Patrick Harris) has little to be thankful for as the "slap bet" -- in which the winner gets to slap the loser as hard as he or she can (but no rings!) -- rears its ugly head again. 7 p.m., KTVT/Channel 11

How I Met Your Mother: The two young actors you sometimes see on the couch -- as bored teens listening to "future Ted" (an unseen Bob Saget) tell the extremely long story of how he met their mother (and this week, his old friends) -- are doing pretty well elsewhere: Lyndsy Fonseca is a mysteri...

How I Met Your Mother: Ted and Robin (Josh Radnor, Cobie Smulders) have split up, and each gets a new love in this episode -- a tattooed party girl played by Mandy Moore, and an Argentine heartthrob played by Enrique Iglesias. I feel a duet coming on. 7 p.m., KTVT/Channel 11