The Biggest Loser 7-8pm, NBC. The contestants are off to Colorado to train at the facilities used by Olympians preparing for the Vancouver games.

American Idol 7-8pm, FOX. The competition moves on to Hollywood for round one.

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How I Met Your Mother 7-7:30pm, CBS. Marshall and Lily forget to find Ted for Valentine’s Day.

Chuck 7-8pm, NBC. Morgan and Ellie join forces to investigate Chuck’s odd behavior, while Hannah gets inadvertently involved in the latest CIA mission.

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Puppy Bowl VI 2-4pm, APL. You might not be much for the rough and tumble of football, so why not hunker down for a couple of hours of cute fluffy puppies running around and tackling each other, not to mention the kitty half-time show. The special will play on a loop until 2am.

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Temple Grandin 7-9pm, HBO. Claire Danes stars as the titular scientist in this biopic that details her advocacy for fellow autistics and the humane treatment of livestock.

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Smallville 7-9pm, CW. Tonight’s double-wide episode of Smallville features an enchanted comic book that turns a normal guy into a superhero.

Why We Laugh: Black Comedians on Black Comedy 7-8pm, SHO2. Celebrities discuss the history and evolution of black comedy.

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Surviving Survivor 7-8pm, CBS. This special looks back at some favorite Survivor moments, as well as offering new interviews with former contestants and preview of the upcoming season.

Community 7-7:30pm, NBC. Pierce takes Britta, Troy and Shirley for a ride as part of his boating class. I’m betting the remaining members of the group won’t be too upset that they were left out.

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Super Bowl’s Greatest Commercials 2010 7-8pm, CBS. Are the commercials your favorite part of the Super Bowl? If so, you’ll love this one-hour special. Of course, I guess you’ll probably also have to sit through commercial breaks with those boring non-special ads.

Mercy 7-8pm, NBC. James Van Der Beek joins the cast tonight the new head of the ICU who instantly butts heads with Veronica. They’re going to end up naked together inside of three episodes, aren’t they?

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American Idol 7-8pm, FOX. Posh Spice sits in as guest judge as the auditions move to Denver.

Lost 8-10pm, ABC. The last time we visited the mysterious island, it was blown up by an old hydrogen bomb. In tonight’s two-hour premiere of the final season of this popular series, we discover what the consequences of that detonation were.

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How I Met Your Mother 7-7:30pm, CBS. While everyone usually dissociates themselves from Barney’s womanizing ways, this week they find themselves cheering on his conquest of sleeping with seven women in seven days to ignore their miserable weeks.

Chuck 7-8pm, NBC. Kristen Kreuk officially joins the Nerd Herd team and Awesome finds himself having to lie to Ellie when she begins to ask questions about Chuck.

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The 52nd Annual Grammy Awards 7-10:30pm, CBS. Performances from the likes of Beyoncé, the Black Eyed Peas, Dave Matthews Band and Green Day accompany the festivities honoring excellence in the recording industry.

The Simpsons 7-7:30pm, FOX. Homer wins the lottery after skipping a date with Marge to buy the ticket and then begins purchasing anonymous gifts for his family.

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