With the list of celebrity breakups getting longer by the day,it's clear that dating in Hollywood can be tough. It makes sense, then, and that countless actors turn to their costars for romance,even when they're playing siblings on screen. From Dexter costars Michael C. corridor and Jennifer Carpenter to two members of The Brady Bunch, take a look at these well-known pairs who heated things up after pretending to be brother and sister.
Source: popsugar.com