Brian Austin Green: How Do You Trade Up?

2/26/2009 2:29 PM PST
Once you've broken up with someone ridiculously gorgeous like Megan Fox, it's close to impossible to trade up ... even for babe magnet Brian Austin Green.

He's got the best track record in Hollywood, having previously dated hotties like Tiffani Amber Thiessen and knocking up Vanessa Marcil, but we're thinkin' the only possible post-Fox upgrade is Bar Refaeli. But is it really an improvement?