Movies Anna and Elsa Are Back with 'Frozen Fever' Trailer! By Jackie Willis 7:10 AM PST, February 25, 2015 Disney Disney is out to satisfy fans' need for all things Frozenwith a new trailer for the upcoming seven-minute short film Frozen Fever-- and don't worry, all the film favorites are included.Debuting ahead of Disney's live-action film Cinderella, when it hits theaters on March 13, Frozen Fever will once again star Anna, Elsa, Kristoff and, of course, Olaf. NEWS: Everything Frozen That Happened in 2014The film centers around Anna's birthday celebration, and if you thought Olaf was lovable in the first Frozen, you should see him eat cake! The only issue is that Elsa has a cold. World News Videos | US News VideosFrozen Fever will also feature a new song that could be the "Let It Go" of 2015, as it was penned by the same Oscar-winning songwriters. NEWS: Elsa From Frozen Finally Arrested After Prolific Freezing Spree Are you excited for this short film, or are you over the Frozen frenzy?Related Gallery26 Disney Channel Stars Sing Along to 'Frozen'!