Can You Guess the Celebrity in This Yearbook Photo?

It's only natural this girl had big hair as a kid. She's from down South who grew up in the '80s! The only thing bigger than her hair back then was her drive to become a famous singer.

Even though she didn't win big on 'Star Search,' this former Mouseketeer didn't really need the help of Ed McMahon to hit it big as an international pop superstar. For more than a decade now, she's been one of the biggest names in pop music, with an impressive discography and an absolutely diehard fan base.

Can you guess who this Louisiana gal is? Click through to find out!