Best Bets on TV tonight

“Super Bowl’s Greatest Commercials” (8 p.m., CBS): It might be football’s biggest game, but so many of us watch it for the ads. “Super Bowl’s Greatest Commercials” is a special that celebrates some of the ones we loved the most. Brace yourself for talking babies and wacky animals.

“Mercy” (8 p.m., NBC): Expect some fireworks on “Mercy.” James Van Der Beek (“Dawson’s Creek”) arrives as the pompous new chief of ICU and immediately begins to clash with Veronica. He just might need some first aid himself.