Music News Christina Aguilera to perform at 38th annual American Music Awards 10/22/2010 Christina Aguilera has been booked to perform at the 38th annual American Music Awards show in Los Angeles, organizers said. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: Christina Aguilera P!nk Usher Burlesque