sanders can get a little grouchy? >> we could keep that down a little bit. >> reporter: now you can't keep him down. this is the story of bernie's night as a -- not quite two months after his heart attack. the sound off of the temptations lured him to the dance floor. and he invited woman after woman to take a spin. even if this one shyly resisted his attempt to twirl and even when he tried to stock, one a another they kept coming in. flashes popping as he scored dancing selfies. would bernie have been tempted to get down the temptations before he-his heart attack? those who cover him say he's a more light-hearted, humorous man