On-again and off-again couple Demi Lovato and Wilmer Valderrama always keep us guessing. The rumored couple have been caught showing off their puppy love on several occasions and loosely referring to their relationship on Twitter. The latest suspicious tweet came from Lovato in celebration of Valderrama’s birthday (despite claims that she was taking a break from Twitter), “To the one and only @WillyVille – I only hope the world can see what an incredible man you are. Happy Birthday Wilmer, you deserve it.”
Demi Lovato's Advice to Girls: "Never Need A Man"