It's hard to believe that the first High School Musical movie premiered on the Disney Channel nearly eight years ago! Since then, we've jammed out to "Breaking Free" and "We're All In This Together" probably hundreds of times — they just never get old!

Since it's Throwback Thursday and we're feeling oddly nostalgic, we've decided to take a look back at the cast of the movies and find out what they're up to now. Click through, then let us know who you think has changed the most in the comments below.

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