Normally we'd never go for people's sloppy seconds (that's just gross), but when it comes to these hot celebrity exes, we'd gladly be the rebound girls. If Ramona Flowers can have seven hot exes in Scott Pilgrim, we're allowed 10 of our own. From Ryan Gosling to Travie McCoy, these dudes are single and so ready to mingle! So who's the number one newly single guy we wanna date? Check our countdown and tell us who your Hollywood crush is. Click on!