Think you know your celebrity butts??
We're putting your knowledge to the test to see just how well you can spot your favorite celebrities' famous
Photos: Celebrity Underboobs!
Are you ready? Flip to see if you guessed correctly (below)!
We understand being in front of a camera can make you freeze up, but shouldn't she be used to it by now?!
Big Fan, ABC's new trivia show that pits celebs against fans to answer questions about themselves, featured the ALWAYS AH-Mazing . Kim Kardashian West
Related: Kim, Kendall, & Kylie Get Glammed Up For Their Ocean's Eight Cameo In NYC!
We loved seeing all the HIGHlarious moments of Kim completely embarrassing herself!
Not only did the 36-year-old NOT know her engagement ring's carat count — she thought it was 12 (host
Andy Richter revealed it was ACTUALLY 15), but Kim's "Big Fan" Colt DID know the answer…
Watch Kim drop the rock (below)!
Spill 'em, Khloé!
Though we love some Carpool Karaoke, one of our other favorite late night games with
has to be Spill Your Guts or Fill Your Guts thanks to all the controversial questions! James Corden
Luckily, on Wednesday night,
stopped by to play the DISGUSTING game and the results were pretty similar to when her younger sis Khloé Kardashian played! Kendall Jenner
Related: The Kardashian Sisters' Store DASH Was Robbed!
ended up drinking bird saliva to avoid a squad question, KoKo had to down a fish eye because she didn't want to answer a JUICY q about Taylor Swift 's murder case. Hmmm… O.J. Simpson
Similar to Jenner though, the
Strong Looks Better Naked author had no problem throwing some slight shade and Rob Kardashian 's way! LOLz! Blac Chyna
Ch-ch-check out the HIGHlariously gross game as well as the reality star talking a bit about
being in love with Tristan Thompson (below)!
There's no doubt
and Katy Perry know how to have fun, and apparently they like to make a mess while doing it! Orlando Bloom
Over the holidays, the celeb couple played the HIGHlarious
Pie Face Game with some of the songstress' fam and luckily, they posted videos to ! Instagram
Related: 16 Celebrities Getting Pies To The Face Will Make Your Day!
The bad news is Perry and Bloom didn't play against each other as Katy faced off against her sister,
Angela Hudson, and the Lord of the Rings star played against the Roar singer's brother, David Hudson! But the good news is, it gave BOTH stars a chance to get hit with some pie!
Ch-ch-check out the AH-Mazingly messy game (below) to see some pie sliming action!
As we're sure you know, the hottest toy one
every kid's list this year is Hatchimals, little bird-faced dolls that hatch from an egg after they're shown some tender loving care.
wants to know more about the fake fury creatures and all the other hot toys which is why he invited Jimmy Fallon toy reviewers YouTube Evan and Jillianon his show Thursday night to teach him a thing or two!
Photos: The 25 Hottest Christmas Toys Through The Years!
Not only do the kids explain how the Furby-like egg dolls work, but they show off all the best other toys like the
that comes with a pooping dog toy! LOLz! Barbie Hello Dreamhouse
Ch-ch-check out Evan and Jillian as they run Jimmy through all the BEST toys out right now (below)!
was in "the dumbest Jennifer Lawrence Marvel movie"? Dayum, ! That's cold! Chris Pratt
Of course, that was probably the least personal it got when the
Passengers costars squared off in a game of "Playground Insults" on BBC Radio One.
Video: Jen FREAKS OUT Over Chris' Insane Card Trick On Graham Norton!
Our personal fave? Chris just asking Jen:
"Why was it called
Simple, elegant, hurtful. LOVE IT!
Ch-ch-check out all the best insults (above)!