1 definition by VegasGirl18

An amazing singer with an amazing personality and an amazing voice. The singer of "Do it like a Dude" which was number 1 on Itunes in UK for 2 weeks. She also co wrote "Party in the USA" sung by Miley Cyrus. Justin Timberlake called her the best singer in the world and Britney Spears is a fan of her.

Has a British accent but sings in an American accent. Real name is Jessica Ellen Cornish. Jessie J came top of the BBC's Sound of 2011 list and received Critics' Choice at the 2011 BRIT Awards.
Man'dem 1: Who is this insanely awesome song by?
Man'dem 2: Jessie J. Duh!!!
by VegasGirl18 April 27, 2011
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