The Insider.com

Summer is upon us and while the airwaves are currently littered with new tracks from Rihanna, Adam Lambert and Justin Bieber, iHeartRadio wanted to know which songs have been filling out your iTunes Warm Weather Playlist for years.

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TheInsider.com can exclusively reveal the results of iHeartRadio's Favorite Summer Song poll, where Alice Cooper's 1972 classic School's Out took the top spot with 22 percent of the vote!

But it was a close race as Katy Perry's California Gurls snagged 21 percent of the votes. The third spot went to Don Henley's The Boys of Summer (20%), while Justin Timberlake snagged fourth place with Summer Love (11%) and Jason Derulo rounded out the bottom with Don't Wanna Go Home (6%).

What's your favorite summer song?