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