On NBC's LATE NIGHT WITH JIMMY FALLON, music guest Jack Johnson performed 'Rudolph the Red-Nosed Reindeer' for the Late Night audience - check it out below!
Michelle Dockery stopped by last night's LATE NIGHT WITH JIMMY FALLON on NBC to talk about her holiday plans and the new season of her hit show, Downton Abbey.
Amy Adams stopped by last night's Late Night with Jimmy Fallon on NBC. To her surprise, host Jimmy Fallon had unearthed an old bank commercial featuring Adams performing a Grease parody - check it out below!
On last night's LATE NIGHT WITH JIMM FALLON on NBC, Jimmy handed guest Oscar Isaac a guitar and asked him to perform. Oscar chose Katy Perry's 'Roar' as his song of choice - check out the performance below!
On LATE NIGHT WITH JIMMY FALLON, Jimmy's having trouble beating a level in Candy Crush, when he receives help from a mysterious stranger. Check out the special appearance by Homeland star Mandy Patinkin!
On this week's LATE NIGHT WITH JIMMY FALLON, guest Carrie Underwood tells Jimmy the story of performing with The Rolling Stones and talks about her upcoming performance in 'The Sound of Music Live!'
On last night's LATE NIGHT WITH JIMMY FALLON on NBC, music guest Ariana Grande (Broadway's 13) performed 'Last Christmas' for the Late night audience. Check out the appearance below!
LATE NIGHT WITH JIMMY FALLON music guest Kelly Clarkson performed her single, 'Don't Rush' from her album, 'Greatest HIts, Chapter One' for the Late Night audience on last night's show. Check out the appearance below!
On LATE NIGHT WITH JIMMY FALLON on NBC, host Jimmy Fallon welcomed his former Saturday Night Live co-star Will Forte and gave him the opportunity to pitch a new theme song for his upcoming NBC promotion to host of 'The Tonight Show.'
On last night's LATE NIGHT WITH JIMMY FALLON on NBC, after talking about the new Saturday Night Live cast members, guest Bobby Moynihan gets a surprise from his good pal Taran Killam.
On last night's LATE NIGHT WITH JIMMY FALLON on NBC, Jimmy and guest Liam Hemsworth race around the halls of Late Night on some high speed cooler scooters.
On last night's LATE NIGHT WITH JIMMY FALLON on NBC, actor Will Forte shared a discovery his mother made while searching his name on the web, which has him questioning his roots. He also talked about how he landed his part in the new film 'Nebraska.' Later, Will performs a selection of James Ingram songs.
Forest Whitaker stopped by last night's LATE NIGHT WITH JIMMY FALLON and was by the host about singing in Black Nativity - one of his four upcoming films - and the two discover a shared Christmas tradition.
'Watch What Happens Live' host Andy Cohen stopped by last night's LATE NIGHT WITH JIMMY FALLON on NBC and was asked about some of his big interviews on Watch What Happens Live, including Oprah, Cher and Lady Gaga, who left a present behind.
Legendary comedian Bill Cosby stopped by last night's LATE NIGHT WITH JIMMY FALLON, but when he walked out for his interview, he kicked it off with someone who wasnt' Jimmy Fallon.
On last night's LATE NIGHT WITH JIMMY FALLON on nbc, Ice-T told Jimmy about his documentary film, Iceberg Slim: Portrait of a Pimp, and the inspiration for his famous nickname.
Jimmy Fallon invited a bunch of Mariah super fans ('Lambs') to hear her new song, and then surprised them with a live performance from Mariah herself. Check out the big reveal below!
On last night's LATE NIGHT WITH JIMMY FALLON, Jimmy and guest Jason Statham squared off in the traditional card game War, but the loser of each round is doused with water.
On last night's LATE NIGHT WITH JIMMY FALLON, music guest Emeli Sande performed 'My Kind of Love' for the Late Night audience. Check out the appearance below!
On last night's Late Night with Jimmy Fallon on NBC, Harrison Ford, who has long worn an earring, gave Jimmy his first piercing and put on a matching accessory of his own. Watch below!