Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera: 'Burlesque' London Premiere with Cher!: Photo

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera: 'Burlesque' London Premiere with Cher!: Photo

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera is casual cool in Balenciaga cap and jean

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

50 Old Photos of Christina Aguilera's 2000s Style

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera shows off her enviable curves on stage in

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

2000s Fashion: Christina Aguilera's Y2K street style in iconic outfits

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera has given up on trying to be 'perfect': 'I'm

Christina Aguilera's Style: “Burlesque” Premiere in London, 13/12/10

Christina Aguilera is casual cool in Balenciaga cap and jean