We’ve all gotta start somewhere. While many of our favorite celebs are known for their acting, performing or singing chops, not everyone got their start walking red carpets and basking in the glow of the A-list.

Surprisingly, many stars actually started out by working with other big names in the industry before making it on their own. (And when you think about it, it’s really not a bad way to network and get your name out there!)

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Whether it’s Mariah Carey’s days as a backup dancer or Kim Kardashian West working as a closet organizer, you may be surprised by some of the top celebs’ former gigs.

From Jennifer Lopez to Katy Perry, we’ve rounded up 25 celebrities who got their start working for other stars, below.