Your Song Rita Ora
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Photos Of The Year (2011)
Having picked up four out of the five MOBO Awards (for Best Newcomer, Best UK Act, Best Album and Best Song for 'Do It Like A Dude') she was nominated for, Jessie J celebrated by having a live stage dance-off with a lookalike wearing Jessie's trademark black wig and lace tights. See the rest of the pictures of her amazing performance below.