Emily Osment has an Allstar Weekend in Chicago!

Emily Osment is pretty in pink as she rocks out the stage during the 2010 Taste of Chicago concert in Grant Park, Chicago on Sunday afternoon (June 27).

The 18-year-old rock star joined pals Allstar Weekend during the festival.

Allstar Weekend actually just released their debut album, Suddenly, last week! They tweeted about the festival, “We had so much fun at the Taste of Chicago! Alot of peope came out to the show, and it was great to see some fresh faces :) Now, off to the airport!”

DID YOU BUY Allstar Weekend’s album?

30+ pics inside…