If you can believe it, Clueless turns 21-years-old today. Back in 1995, when the film was made, grunge was all the rage, but costume designer Mona May decided that Cher and Dionne would have nothing to do with flannel and all of the other trappings of the trend. Instead, she gave them iconic wardrobes plucked from her imagination, and some of the looks she created have, in the course of 21 years, made it back into the mainstream.