Taylor Swift, Megan Fox and Julianne Moore: Stars Before They Became Famous (VIDEO)

Guess the Celeb Child Pic!
Today's stars during their diaper days!
Talk about a blast from the past.

Hollywood starlets Taylor Swift and Megan Fox made it big in Hollywood during the recent years, but they all came from humble (and adorable!) beginnings.

Seeing how Swift’s fourth full-length album is expected to be released on Oct. 22 — and Fox is expecting another special package of her own — Celebuzz is taking a look back the these A-listers before they hit it big.

Which recent Emmy winner fashioned her famous fiery locks with bangs as a child? Who loved playing dress-up as a kid?

Watch the videos — above and below — to test your celebrity knowledge.