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Critical reviews of the independent film darling, Precious: Based on the Novel Push by Sapphire, have earned the film high praise at both Cannes and the Toronto Film Festival, along with an endorsement by talk show host, Oprah Winfrey.

However, there was concern that the movie’s dark subject matter wouldn’t be able able to lure movie goers into theaters. With Precious earning an average of $100,000 from 18 screens in four cities, the future of the Lee Daniels-directed film looks anything but grim.

But then again, it has Mariah Carey in a mustache, which is hard–if not impossible–to pass up.

Gallery Info: Mariah Carey, Nick Cannon and Gabourey Sidibe visit David Letterman‘s talk show in New York City.