Jay-Z's Joke Was Twitter's Top Moment During the Grammys

"I would like to thank the swap meet for his hat," Jay-Z jokingly said to rapper The Dream at the end of their acceptance speech for Best Rap Collaboration at the 55th Grammy Awards. Jay-Z's remark about The Dream's hat was the highest tweets-per-minute moment of Sunday night's ceremony for east coast viewers from 8 p.m. to 11:30 p.m. ET -- with the show attracting 13.2 million total tweets during that time span, Twitter told Mashable. MORE GRAMMYS: 6 GIFs of Carrie Underwood's Animated Dress | ...