Free Online HD on Lookmovie. Superstar Slime Showdown at Super Bowl was a one-hour original special featuring host Nick Cannon, current NFL stars (Drew Brees, Stefon Diggs, Todd Gurley and Luke Kuechly), NFL legends (Deion Sanders and DeMarcus Ware) and a halftime performance by NFL Juniors’ Brand Ambassador JoJo Siwa!