'Baby, It's Cold Outside' is a fun song (with kind of creepy lyrics). It's usually not performed with Chipmunk voices, however.
But on a recent 'Late Night,' Maya Rudolph joined Jimmy Fallon for a funny Christmas duet.
It's December -- have you started your holiday shopping yet?
If you're the type of person who waits until the last minute you might be interested in this clip from 'Late Night,' where Jimmy Fallon gives us the pros and cons of Christmas shopping.
Betty White is probably the best 'Password' player in the history of the game, having guested on the classic game show her late husband Allen Ludden hosted for so many years.
But Jimmy Fallon really, really wants to beat her.
Jimmy Fallon is known for his impressions, whether it's Barry Gibb or Justin Bieber. On 'Late Night' he imagined what it would be like if Doors singer Jim Morrison sang the theme song to 'Reading Rainbow.'
It's actually rather uncanny.
You may have heard that Justin Bieber is being accused by an older woman of fathering the child she had three months ago. Bieber denies the charges and wants you to just "judge me on the music."
But on last night's 'Late Night,' Jimmy Fallon decided to have some fun with the gossip by reworking the lyrics to Bieber's biggest hit. 'Baby.'
Last night on 'Late Night,' Jimmy Fallon celebrated Halloween by engaging in round of "pumpkin bowling" with 'Project Runway' host Heidi Klum. Because what else are you going to do with pumpkins after Halloween?
Whenever musician and 'In Time' star Justin Timberlake is on 'Late Night with Jimmy Fallon,' it's safe to say it's hip hop duet time. The other night Jimmy and Justin performed part three of their ongoing 'History of Rap' series.
One of the great regular segments on 'Late Night with Jimmy Fallon' is 'Slow Jam the News.' It's not just because it's funny and well-done, but also because Brian Williams is going to be on the show, and he's always a great guest, up for anything.
Jimmy Fallon can read the minds of humans and their pets. On Thursday's 'Late Night,' the host showed pictures of various animals with their owners and showed us what each one was really thinking.
Though it was once derided as a platform for oversharing geeks, Twitter's become so big amongst celebrities, we find ourselves surprised when a boldface name doesn't have a corresponding Twitter handle. Be-Kangol'd movie star Samuel L. Jackson is the latest celeb to join the social network, and signed up with a little help from prolific tweeter Jimmy Fallon on Tuesday's 'Late Night.'