Ok, so here’s the deal: we can’t explain it, but the presence of our reporters seems to cause celebrities to break out in spontaneous song. I know, crazy, right? Some chalk it up to the potent pheromones of staffers Larry Carroll and Shawn Adler, while others place the blame on the rockish vibes emitted by the history-laden MTV logo. Whatever the reason, watch below to see Ben Stiller, John Travolta, The Rock, John C. Reilly and more stars break into song during our interviews.