shack up reese witherspoon

Whenever I hear about people moving in with their boyfriends, my first reaction is always, "Why?" I really enjoy having my personal space and have rarely wanted to see more of anyone I'm dating. I guess Reese Witherspoon feels differently, because she is shacking up with her boyfriend/agent Jim Toth, after dating for four months. A source says they "don't want to spend any time apart." Gross. And so quickly! [NY Daily News]

We've rounded up a few other celebrity couples who got to the monogrammed his and hers towels super soon!