When it comes to celebs, everyone knows about siblings like the Gyllenhaals and Olsens, but there are a few Hollywood pairs most people have no idea are related. So, with this in mind, take a look at this gallery of big name stars that share fame.
For these folks, it seems that talent runs in the family.
Years before Blake Lively hit it big on Gossip Girl, sister Robin starred in the '80s classic Teen Witch. Being a teen queen runs in the family. And guess what? Now Blake's hubby, Ryan Reynolds, is related to Robin!