Jenna Fischer Taunts John Krasinski After Winning Stanley Cup Feud Fischer and Krasinski’s playful social media feudbr came to an end on June 12, after the St. Louis Bluesbr beat the Boston Bruins to win the Stanley Cup. The odds were stacked against Fischer inbr the battle, as this is the Blue’s first everbr championship win after 52 years in the NHL. Fischer took to Instagram to celebrate her win againstbr Krasinski by taunting him with a blue victory cake, asbr Laura Branigan’s “Gloria” played in the background. Krasinski graciously accepted defeat on Twitter,br congratulating St. Louis on their victory. John Krasinski,br via Twitter The longtime sports feud was first revealed by Fischerbr during Game 6 of the Finals, who revealed the pair havebr been sparring since their early days on 'The Office.' Jenna Fischer,br via NBC Krasinski replied to a video ofbr Fischer’s message, saying “Soooooo...br I should invite someone else to game 7?” He then posted a video of himself at Game 7br with “Office” co-star David Denman, whobr played Fischer’s ex-fiancé on the show.