Getty ImagesChristina Aguilera flubbed the lyrics to the National Anthem before the 2011 Super Bowl and now her rendition has been ranked the "most cringe-worthy" performance of the "Star-Spangled Banner." According to an iHeartRadio poll, Xtina's flub was the worst — earning 35.9% of the votes. In her case, she messed up the line "What so proudly we hailed at the twilight's last gleaming," instead singing: "What so proudly we watched at the twilight's last gleaming."Here's the top 6 worst...Read Full Story
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