Which Austin, TX born singer performed at the 2007 World Music Awards?
2007 World Music Awards:  Performers included Nightwish, Akon, Amr Diab, Avril Lavigne, Cascada, Celine Dion, Ciara, Laura Pausini, Maná and Rihanna. Ciara:  Born in Austin, Texas, she traveled around the world during her childhood, eventually moving to Atlanta, Georgia where she joined the girl group Hearsay (not to be confused with the British group Hear'Say); however, the group disbanded after having differences.
Ciara