AMA's 50th Anniversary Special Celebs Come Out In Force ... Mariah Carey, Jennifer Hudson, Kate Hudson & Many More

Some of Hollywood's biggest names celebrated the 50th Anniversary of the American Music Awards Sunday night — and they did it all in style.

Mariah Carey led the way on the red carpet at L.A. Center Studios, showing off a form-fitting cream-colored strapless dress with black stripes on either side. She looked amazing as she posed for paparazzi pics with a big smile.

Jennifer Hudson and Kate Hudson also made a splash ... Jennifer sported a long black latex dress with sparkling jewels, while Kate squeezed into a glittering halter dress with her blonde hair slicked back.

Guess Who This Backwards Hat Boy Turned Into!

Before this cool-lookin' kid with his backward hat turned into an A-list celeb, he was just body-checking on the rink, scoring on the field, shining in his high school's Glee Club and growing up in Canada, eh?

Jumpstarting his career young, he quickly became the "Life of the Party." When he's not shining bright as a musician, he enjoys hanging out with his family and friends back home. He's transparent about the downsides of fame, however he's currently on a world tour.

"Why Why Why" must you have another clue 😜?

Can you guess who he is? 

'The Secret Lives of Mormon Wives' Cast Hot Shots Guess Who!

Just when you thought you knew all the dirty little secrets of the "Secret Lives of Mormon Wives", think again because these "MomTok" babes are comin' in HOT for a 2nd season, but did you have your eyeballs glued to the one steamy hot tub scene to recognize their rockin' bods?!

From Taylor Frankie Paul to Jessi Ngatikaura, the lovely ladies of Utah are pushin' back with their two pieces -- which we so effortlessly assembled together just for you 😜.

These sexy gals sure delivered season 1 ... but as you anxiously wait for their 2nd round, soft swing into our gallery and guess the Mormon wife!

Celebrity Scramble Guess Who!

Hidden behind this mashed-up photo is an actor and celebrity who's been around the block since the 80's, and he's no joke! Put your celeb knowledge on the line, or better yet walk the line ... do you think you've got what it takes to outrun this unknown star?

Commonly recognized by his pronounced 'brows, mustache and shaggy beard, this handsome fella is gearing up for the big 5-0 this month. Reprising his role as Arthur, his newest project just dropped earlier this weekend.

Look beyond this pouty poker face and see if you can guess Gaga's leading man!

Float Into Fall With These Unsinkable Stars ... Water You Waiting For?!

Ain't no worries when you're in Hollywood and living under the sun year-round ... As sweater weather approaches, warm up to these famous floaters who are in the water spread eagle and soaking up the sun so buoyantly!

Floating faces like Andy Cohen sprawled out sunbathing next to shredded bestie Mark Consuelos, while Alessandra Ambrosio looked fin-tastic in a red 'suit belly up in Hawaii, and Dane Cook anchored down in his pool and showed off his pro-floating skills!

Float into your feels and check out our gallery to see all the buoyant babes n' studs!

What's The Big Frigin' Difference?!

"If ya ready come n' get" these minor switch-ups of Selena Gomez looking snazzy in the city! Buckle up, because Selena is about to light up your world ... Give a good up and down at this shining star and see if you can find the changes!

Gomez was in New York earlier this week promoting her musical film "Emilia Pérez" and has been delivering show-stopping 'fits! The singer-actress has been in the spotlight for years and as you already know, "can't keep her hands to herself" 😜!

HINT: There are THREE differences in the above Selena Gomez photos!**

Claudia Tihan vs. Corinna Kopf Who'd You Rather?! (Boulder Babes Edition)

THE BOULDER BABES BATTLE is goin' down with Claudia Tihan vs. Corinna Kopf! Both lovely ladies are hittin' the rock, but which bikini babe is grabbin' your vote?! The question here is: Who'd You Rather?!

VOTE NOW!

Who'd You Rather?!

Guess Who This Lil' Towhead Turned Into!

Before this blue-eyed blondie sittin' on her mama's lap turned into a dancing queen, she was just growing up with her four siblings in Orem, Utah and started moving 'n grooving when she was just 9 years old.

Considering she comes from a long line of family dancers ... no shocker she's taken home the Mirror Ball trophy twice on "Dancing With The Stars" before sitting at the judges table next to Carrie Ann Inaba.

From the dance floor to the big screen ... You may recall seeing her in "Burlesque" or "Safe Haven."

Can you guess who she is? 

Jacob Elordi Hanging With My GF's Parents ... Olivia Jade, Lori, Mossimo

Jacob Elordi looks super relaxed around Olivia Jade's famous folks ... doing push ups and hanging with the whole fam on a yacht.

The actor and his girlfriend are on a yacht vacation with her parents, Lori Loughlin and Mossimo Giannulli, and Jacob's keeping things loose around them.

At one point, Jacob got down and started doing push ups in front of everyone ... and they all seemed pretty impressed.

Salvadore The Yoga Instructor In 'Couples Retreat' 'Memba Him?!

Puerto Rican actor and model Carlos Ponce was in his mid-30s when he played the hot, bulky yoga instructor -- Salvadore -- looking to rub his speedo against a group of traveling couples in the 2009 rom-com film "Couples Retreat."

Carlos shared the screen with Vince Vaughn as the Guitar Hero workin' hubby, Dave, Malin Akerman as Vince's wifey making renovations to their busy lives, Ronnie, Jason Bateman as the over methodical planner, Jason and Kristen Bell as Jason's wife who's trying to get pregnant, Cynthia.

Other cast-worthy mentions include Kristin Davis, Jon Favreau and Faizon Love.

Guess what he looks like now!

Music's Hottest Stars Makin' Tunes In Studio ... Sound Check!

It's International Music Day and to kick off the celebration we've gathered music's hottest stars from all over the world in the recording studio. Turn on some tunes, check out our gallery and see big celebs like Ice Spice, Maluma, Ed Sheeran, Karol G. ... and lots more! 

Guess Who This Lil' Girl With Her Ice Cream Turned Into!

Before this lil' cutie in her fancy hat turned into an Australian-American actress, she was just growing up in Brisbane with her three siblings and dreaming of seeing herself on the big screen one day!

She first got her start in television on the Australian fantasy teen drama "H20: Just Add Water," however in 2011 she cemented herself as a worldwide star landing the role as Rebekah on "The Vampire Diaries."

From her success, she's used her platform for advocacy like raising money for Boston Children's Hospital and running the New York City Marathon.

Can you guess who she is?