Ashlee Nicole Wentz or Ashley Nicole Simpson is professionally known as Ashlee Simpson-Wentz, is an American pop rock singer-songwriter, and occasional actress. Simpson-Wentz, who is the younger sister of pop singer Jessica Simpson, rose to prominence in mid-2004 through the success of her number-one debut album Autobiography and the accompanying reality series The Ashlee Simpson Show.

Watch Ashlee Simpson - Outta my head (Ay ya ya) - Music Video



"Outta My Head (Ay Ya Ya)" is a single performed by Ashlee Simpson, the first from her third album Bittersweet World, produced by Timbaland, King Logan and Jerome Harmon.

The song is used to promote Gossip Girl on ITV2 in the United Kingdom.