Jimmy shares with Allison the first time he heard her sing, and she talks about preparing to sing a Kanye West song on "Girls."

Host and musical guest Justin Timberlake performs his song "Mirrors."

William Shatner pays 85th Academy Awards host Seth MacFarlane a visit, warning him that he will be remembered as the "worst Oscar host ever." Then MacFarlane sings.

WE SAW YOUR BOOBS

Alan talks about performing with Liza Minnelli and Jimmy praises Alan's role on "The Good Wife."

An honest re-writing of "I Dreamed a Dream" from Les Miserables, executed stunningly well — maybe this actress lost half her body weight, too! Please, for your consideration.

I CUT MY HAIR, CRIED, I SANG IT LIVE IN ONE TAKE

Will and Emma's wedding is finally here, and it lands on the day of romance and love: Valentine's Day.

Holiday shopping can be a real pain, unless you come up with some entertaining tactics on how to survive the season! Featuring comics Dan Cummins, Mike Cody, and Jono Zalay.

Fred Armisen sings "Bottle of Sparkling Apple Juice" from the "Bjelland Brothers" sketch during a Q&A for the "Portlandia" book at Barnes & Noble.

When it comes to Halloween, Andy knows it's all about having faith.

Forget music rights: it's time to hear Bruno Mars' surprisingly impressive range as a musical impressionist.

Impersonates Aerosmith, Katy Perry, Justin Bieber, MJ, MORE

Bruno Mars faces his nerves head-on and open the shows with a musical number.

The "baracksdubs" team strikes again, turning the first Presidential debate into a much less embarrassing Barack Obama performance.

They're just two of the boys

It's so hard to put up with the problems in this country…but it's even harder to spend part of a Tuesday morning fixing them.

"Maybe I'll Vote This Year"

The grim Taken 2 super-dad stars in this musical remix where he releases the Kraken…of SONG!

October weather means it's "Neeson Season"

They used to be the cutting edge of technology but now they have nothing to do except sit around and sing Goyte songs.

SOME COMPUTERS THAT YOU USED TO KNOW

Instead of protesting for civil rights or to end wars, today's kids sing parody lyrics to popular indie-rock songs about how they don't get enough food.

BEING HUNGRY ISN’T “FUN.”

These three kids are going to rock your socks off with the most fun thing in all of music: repetition!

"Everything Is Terrible" does it again

He's a pitchman, meme, hero to millions, and now thanks to the AVbyte team he's a Broadway star.

Stay on pitch, my friends

Watch the sun set over the Pacific, and then watch viral video superstars Rhett and Link do the most literal performance they can of a Lionel Richie classic.

Eleven hours of singing in this four minute clip

The iPhone 5 is just so much better! Official Apple Ad! So many new features!

If your idiot neighbors keep you up all night with their crappy covers of Aerosmith and Elton John, this is the kind of note you handle it with.

"Terrible. 3 out of 10"

This'll make you wish there was a second judges table just for epic burns on TV.

Fair point, or fairest point?

What if David Lynch made a training video and edited it with his eyes closed? It would look something like this.

SELLING IS SERVICE. AND SERVICE IS PAINFULLY AWKWARD.

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Rock Of Ages Mashup HD – Through the eyes of David Lynch

Set in 1987 Los Angeles, Drew and Sherrie ar …

Dog barking to the Game of Thrones opening

So the Australian version of the show must not really vet the singers before the "in front of the nation" stage, because this girl…well, you'll hear it.

When will this minute be over?

It's a trend: aging rockers and rappers turn to selling fashionable alcohol to make ends meet.

Here's a musical toast to 'em.

Available on Harry's new album "Can't Ta …

My cat Arya meowing to the Game of Thrones opening.

Have you ever partied to actual recordings of fun music, but wished a middle-aged synth player was covering the songs instead?

Pay a man to ruin your party with his constant karaoke