Claim: Cher starred in a movie with another singer.
Evidence: After seven years of absence , she returned to film in the 2010 musical Burlesque.
Burlesque is a 2010 American backstage musical film written and directed by Steven Antin which stars Cher and Christina Aguilera along with Eric Dane , Cam Gigandet , Julianne Hough , Alan Cumming , Peter Gallagher , Kristen Bell and Stanley Tucci.