In fact, the '90s were a big moment for overalls, starting with the grunge movement in both fashion and music, and later on TV. The casts of "Party of Five" and "Beverly Hills 90210" were in and out of overalls, and Will Smith perfected the one-strap look on "The Fresh Prince of Bel-Air." Girl group TLC frequently wore matching baggy overalls, whether in washed-out denim or bright colors. And who can forget Demi Moore's character Molly in "Ghost," crying her eyes out in an enormous pair of paint-splattered overalls?
Source : http://www.nydailynews.com/life-style/fashion/denim-overalls-making-comeback-chic-fashion-options-article-1.1719684