WATCH: Shocked busker spots John Legend watching as she sings his hit “All Of Me” – and the star gives her a tip and a hug

The Grammy Award winning singer was visiting Faneuil Hall with his family before his show Sunday night in Boston when he came across Radha Rao performing the hit song All of Me. Rao, 22, didn’t recognize him at first. He was wearing a mask and she didn’t even know he was in town. Then he took it off.

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SOURCE: Daily Mail