The guys from 'Full House' are everywhere now that they've reunited for a Super Bowl commercial. And, Jimmy Fallon is jumping on the trend now - he had Bob Saget, John Stamos, and Dave Coulier (AKA Danny Tanner, Uncle Jesse & Joey) jump in when the sappy music cued in to calm Jimmy's fears about taking over 'The Tonight Show'! Pretty awesome, check it out here: