2U David Guetta Feat. Justin Bieber
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17 Celebrities (And One President) Who Think Beyonce Is An Amazing Inspiration
She's one of the most successful female stars of all time and paid tribute to Beyonce's elegance when asked about the 'Single Ladies' singer. "What I like about her is that she knows what she's doing, she really did her homework and decided to stay elegant," she confessed after performing together at the 2008 Grammy Awards.