Viral Video: A Holiday Song Medley That Isn’t Annoying

Genius: “You made me cook a Butterball/And then a green-bean casserole/And all you did was sit and watch football/And ignore all of your family.”

You Sound Dumb When You Use All Those Hashtags

Jimmy Fallon and Justin Timblerlake deliver a public service announcement on hashtags. Remember: They’re annoying because it’s annoying.

At NBC’s Upfronts, Jimmy Fallon and Jay Leno Sing (Well, Lip-Sync) Again

What really happens at a big network TV upfront? Stuff like this.

Michelle Obama’s Mom Dancing Video Climbs Online Charts

While that’s no “Gangnam Style,” the Out of Sync Electric Slide move deserves your full attention.

NYC Late-Night Hosts’ Audience-Free Monologues, Courtesy of Sandy

Don’t everyone laugh at once.

If You Get the Muppets to Sign On, Hillary’s In

I was delighted to read about your interest in sharing the big screen with me. As you can imagine, I am a little occupied at the moment, but perhaps someday I can help you forget Sarah Marshall … again. My only condition is that there be Muppets involved, and that is non-negotiable.

Hillary Clinton, in reply to Jason Segel’s joking remarks to Jimmy Fallon and Us Weekly about the Secretary of State starring in a movie with him

AllThingsD Takes SXSW by Storm (in Pictures)

The week in photos.

How Jimmy Fallon Uses the Nike FuelBand (It’s Naughty, of Course)

The sports and gaming industries are focusing on more data gathering to understand what their customers want. (Just don’t ask Jimmy Fallon what he does with the Nike FuelBand.)

Viral Video: Jimmy Fallon Loses to a Lady (The First One)

Bring it on.

Glam Slam: Jimmy Fallon’s Tebow + Bowie Mashup (Video)

Tim Tebow is a great gift to mankind — even non-Christians and people who hate the Broncos — because he keeps inspiring funny comedy bits.