What to watch tonight: SI Swimsuit special, ‘The Tonight Show’

If there’s one thing you watch tonight, let it be the SI Swimsuit special because that’s just good TV.

How I Met Your Mother @ 8pm, CBS: Last week’s episode was…good?! I know, I’m just as shocked as you.

SI Swimsuit: 50 years of beautiful @ 9pm, NBC: Probably the most important thing on tonight, this week, this year.

Archer @ 10pm, FX: I understand why they moved to the show to Monday—I’m jut not happy about it.

The Tonight Show with Jay Leno, 11:35pm, NBC: Jay Leno hands the reigns of the show to Jimmy Fallon.

The Following @ 9pm, FOX: Question…why is the FBI such bumbling idiots on this show?