'Is this a thing?': Ariana Grande's reaction to 'That's My Jam' game tickles host Jimmy Fallon - 1br

Stars will be soaking wet and sound out of tune, but "it's all in fun and games," 'Tonight' host Jimmy Fallon says of new game show 'That's My Jam.'<br /><br />VIEW MORE : https://bit.ly/1breakingnews