Avril Lavigne & Rumer Willis: Just Jared's 30th Birthday Bash!

Avril Lavigne meets up with Rumer Willis at Just Jared‘s 30th birthday bash held at Pink Taco Sunset Strip on Friday (March 23) in Los Angeles.

The 27-year-old singer hit up the dance floor, where Chris Masterson and Hardy “Indiigo” Muanza DJ’ed the whole night. Avril went crazy on the dance floor, whipping her hair to Rihanna‘s “We Found Love” and Azealia Banks‘ “212.”

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Rumer picked up her cute dress from a vintage store just moments before the star-studded party!