Advertisement20 Years Ago, 'Clueless' Like Totally Changed '90s Fashion And VernacularPlay02:32Download AudioJuly 17, 2015NPR StafffacebookEmailIt has been 20 years since Stacey Dash as Dionne (left) and Alicia Silverstone as Cher walked and talked though the halls of their Beverly Hills high school — on their own mobile phones. (Getty Images)