Mayim Bialik shared a glorious throwback Thursday photo with Instagram followers featuring a young Jennifer Aniston — BEFORE she got her nose job!

"Yes this is me and Jennifer Aniston in my childhood bedroom. We did a show together before I did 'Blossom,'" the 39-year-old Big Bang Theory star wrote next to the pic.

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The two worked together on a short-lived TV series called Molloy in 1990 before going on to star in Blossom and Friends respectively. Jennifer, 46, had plastic surgery done before her stint on the hit sitcom. She later claimed to have gotten the rhinoplasty to fix her deviated septum.

Scroll down to see before and after pics of celebs who've gotten nose jobs!