They've been close friends since working together on 'That 70s Show'. Rumors swirled about a romance when Ashton was married to Demi. Now many are asking, are Mila and Ashton engaged?

Mila Kunis was spotted out in L.A. yesterday with a gold band on her engagement finger. While it didn't look like your typical engagement ring, it was enough to start the rumors and a rep for Kunis has yet to confirm or deny.