The European premiere of the new musical drama 'Burlesque' took place in London on Monday, 13 December.
'Burlesque' tells the story of Ali (Aguilera), a singer from a small town who finds success in a Los Angeles club.
Before the screening began, stars Christina Aguilera, Cher, Kristen Bell and Cam Gigandet and director Steve Antin talked about making the movie.
You can watch the interviews by clicking the link on your left.
'Burlesque' opens in Irish cinemas on Friday, 17 December.