One of Katy Perry's Backup Sharks Has a Great Tinder Pickup Line

The highlight of Super Bowl XLIX was undoubtedly Katy Perry's (okay, Missy Elliott's) halftime show feature two dancers in dopey shark costumes, at least one of whom had learned the routine beforehand. It seems one of those sharks knew he would be famous days before the big show, and tried to parlay his role as a…