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After more than a year of dating and around the same time her single I Kissed A Girl hit the No 1 spot, Katy Perry put an end to her relationship with Gym Class Heroes singer Travis McCoy. Travis expressed his displeasure at her decision by heading straight to his friendsorenemies.com blog where he posted lyrics from Main Sources breakup song Looking At The Front Door and declaring, "My Laptop is my new b -. LOYAL. LISTENS and NEVER LET'S ME DOWN." We're not sure that that's such a good message to give out, Travis. Which couple will emerge with the better break-up song? Vote below.

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