The on-screen sisters -- who portray Anna and Elsa in the Disney classic -- teamed up to sing a few beloved songs from their Disney classic during a charity benefit for Menzel's A Broader Way Foundation on Sunday morning.
The actresses'co-star Josh Gad-- who voices the role of Olaf the snowman -- also joined in on the fun. The trio took a moment snap a quick pic, which Gad posted to Instagram.
"Team #Frozen back together again," he captioned the fun photo. "Love these girls!"
Gad also shared a short clip of Bell belting out a few lines of "More Than Just the Spare," a deleted song from Frozen.
"I mean who sounds like this at 10 AM?!!!" Gad captioned the awesome video.