Guess Who

Before this wickedly cool kid turned into an a-list celebrity -- touring around the world and hittin' the big screen -- she was just dressing up in her finest Dorothy costume, posing in front of the tree and singing Christmas carols all day and all night ...

Growing up in Boca Raton, Florida she enjoyed dancing, acting and singing from a young age. She's entertained on the big stage for over a decade, but perhaps her biggest dream came true, recently starring as the popular girl in town!

Need one more clue? "Santa Tell Me!"

Before this cute kid in his winter white outfit turned into an actor and talk show host, he was just riding his lil' pony around the Christmas tree and dancing around the house with his two siblings.

Perhaps you'd recall seeing him in "The Great Raid" with James Franco and Benjamin Bratt, but his most known role was playing Mateo on a popular soap opera.

When he's not workin' his good looks on a morning talk show, he enjoys working out and hanging with his kiddos.

Need one more clue? Just ask Kelly!

Before this adorable lil' girl from SoCal was a triple threat in Hollywood, she was just lookin' cute as pie with her pigtails, rockin' her dress with little duckies on it and hitting the big screen at just 10 years old ...

She's starred in several big movies: one with Anna Kendrick, another with Vince Vaughn ... And don't knock out her list of famous friends, like Taylor Swift (you may recall seeing this star in Swift's "Bad Blood" music video).

Need one more clue? Her ballin' boo recently put a ring on it!

Before this cutie pie from Allentown, Pennsylvania turned into a shining star, she was just showing off her pink fanny pack, smiling from ear-to-ear in her smiley face tee and began modeling when she was just a little girl.

When she was a teen, she studied opera along with taking vocal lessons ... In the early 2000s, she played Lucy Montgomery on the soap opera "As The World Turns" ... She later made her name known in Hollywood after she predicted the weather alongside Lindsay Lohan.

Need one more clue? "Mamma Mia! Here We Go Again!"

Before this kid sittin' on his toy horse turned into an American singer, he was just throwin' on his cowboy hat in San Antonio, Texas and dreaming of singing on the big stage one day!

His music career kicked off with his song covers on YouTube, like Justin Bieber's "Mistletoe." His stardom landed him on shows like "The Today Show" and "Fashion Police."

He's collaborated with big musicians like Pitbull and Flo Rida and was the opening act for Taylor Swift's "Red" tour.

Still unsure who this cute kid could be ... "Mmm Yeah!"

Underneath this mashed up photo is a music queen from Queens who was first discovered by a popular rapper back in '07. Given the clues, put your celeb knowledge to the test and see if you can land on the unknown celeb ... you've got this!

She's collaborated with big music stars like Ariana Grande and Justin Bieber, and from the stage to the big screen, you may have seen her putting Cameron Diaz in her place in the rom-com film "The Other Woman."

Before this cute kid in his baggy t-shirt was writing scripts and acting on the big screen, he was just hitting the beautiful outdoors of Canada and looking up to late-night hosts and comedians like Conan O'Brien and David Letterman ...

After attending New York University, he linked up with with fellow comedian and actor Matt Rogers for their pop culture podcast. You may also recognize him from "Saturday Night Live" -- where he started as a writer and was brought on-screen for his comedic edge!

Need one more clue? Pfannee in "Wicked!"

Before this cutie pie chillin' on the sofa was grabbin' hold of the mic and spittin' tracks, she was just showing off her adorable pigtails, growing up in Atlanta, Georgia and started rapping at 10 years old!

Her talents led her to win the Lifetime reality series "The Rap Game" with Jermaine Dupri and Queen Latifah ... Today, she's got several Billboard Hits!

Fun fact: before she became a popular rapper, she was a drag racer! Not much has changed since she was a little kiddo ... she's still got "Big Energy!"

Before this smiling sweetie grinning from ear-to-ear turned into a professional dancer, she was just crossing over the San Francisco bridge and dancing up a storm in her ballet shoes when she was just 4 years old.

With the accompany of Drew Lachey, this dancing queen was the first female professional to win "Dancing with the Stars" ... and in 2017, she replaced Abby Lee Miller on "Dance Moms."

When she's not in the dance studio, you can catch her hosting the "Sex, Lies and Spray Tans" podcast where she breaks the fourth wall surrounding "DWTS."

Underneath all this wavy gorgeousness is someone who started singing at age 3, and she's here to get you in the spirit! Put on your holiday cheer and see if you've got what it takes to land on the unknown celebrity!

She's collaborated with other music legends like Missy Elliot and Whitney Houston, and she doesn't want a lot for Christmas ... she enjoys taking bubble baths and traveling with her two kiddos.

If the previous clues haven't spelled it our for ya ... she's been dubbed as the queen of Christmas!

"It's Tiiiiiiime!"