It didn't take a body language expert to see that something was amiss with Joe Jonas and Ashley Greene during her 24th birthday celebration in Las Vegas on February 19. As the "Twilight" actress threw her arms around the neck of the nonthreatening teen idol, he kept his hands securely at his side. A month later, their reps confirmed the relationship was over. "Joe wasn't that into it," a source told Us. In December, the middle Jonas brother was rumored to be seeing a Brazilian model.