Sam Smith, Ariana Grande, Roots Sing All-Star 'We Are the Champions' on 'Fallon'

Queen’s “We Are the Champions” is as synonymous to winning the Super Bowl as “I’m going to Disney World.” Following the New England Patriots’ palpitating 28-24 win over the Seattle Seahawks in the Big Game, a special post-Super Bowl episode of The Tonight Show Starring Jimmy Fallon unleashed an all-star a……