Joe Jonas, 32, and Demi Lovato, 29, proved it’s a small world when they ran into each other at a party over the Halloween weekend. The former Disney stars, who met in 2007 on the set of Camp Rock, posed for a rare selfie together at the Los Angeles event on October 30. They were all smiles in the pic, which they each shared to their IG stories with a purple love heard emoji, and fans are obsessed!