Article continues below advertisementChristina Aguilera didn't look like herself at the 2026 Breakthrough Prize ceremony event on April 18 in Santa Monica, Calif.The pop star, 45, opted to get rid of her signature long blonde hair and donned a new look instead. Article continues below advertisementChristina Aguilera Decided to Wear a New Look for the EventTap Here To Add Ok Magazine as A Trusted SourceSource: MEGAChristina Aguilera's new hairdo turned heads.The "Beautiful" singer sliced her voluminous tresses and rocked a short but angular bob on the red carpet on Saturday evening.