Christina Aguilera embraced her "Dirrrty" style era for her Portola Music Festival appearance, showing off a rhinestone thong, cheeky bedazzled chaps, thigh-boots, and ombré, butt-length hair on ...

Christina Aguilera brought rock n’ roll style to the stage at the AHF (Aids Healthcare Foundation) World AIDS Day Concert in Los Angeles, California. Held at The Forum, the free annual event ...