Throwback Thursday: See Photos Shared by Austin Mahone, Ashley Tisdale + More

Celebrities share the very best Throwback Thursday photos, and to save you the trouble, we've collected this week's #TBT gems from some of your favorite stars.

Whether it's a photo from 1996 or a pic from last month, who doesn't want to see personal photos from celebs? Whatever they're choosing to share, it's guaranteed to be cute, funny or never-before-seen. #TBTs are a firsthand exclusive look into celebrities' lives. Check out what was posted this week!

This throwback of Vanessa Hudgens and Ashley Tisdale has our 'High School Musical'-loving hearts all a-flutter.

Emmy Rossum and Leighton Meester go way back to 2007 in their super-cool shades.

We love Carly Rae Jepsen even more for comparing herself to Hanson in this #TBT.

Jordin Sparks was an adorable hula girl at her sixth birthday party back in 1996!

This isn't officially a Throwback Thursday photo, but it might as well be! Victoria Justice shared this cute pic of her and her little sis, who turned 18 today.

Ludacris shared this hilarious compilation of some prevalent rappers' high school yearbook photos.

Remember when Austin Mahone had braces?

Ludacris shared another throwback, this time a sweet shout out to the late Paul Walker and the rest of the 'Fast and the Furious' family.

O-Town just released their first post-reunion single 'Skydive,' and now they've released an old sneak peek at the new upcoming video.

Ellie Goulding is using her #Throwback to say she misses good friend Cara Delevingne.

Emblem3 shared some of their favorite music-making couch moments.