Sports fans love to argue. Would the '75 Reds have beaten the '27 Yankees? Should Pete Rose be in the Hall of Fame? Most of the time, concrete statistics and on-field results bolster the debate. Sometimes, though, it's fun to delve into the hypothetical and ask "What if?" What if Brett Favre hadn't thrown that interception to set up Lawrence Tynes' game-winning field goal in the NFC Championship Game?