Everyone loves a reunion!

Idina and her Frozen sister Kristen Bell will be performing together – for the first time in EVER! – on primetime television as they join an all-star cast for “The Wonderful World of Disney: Magical Holiday Celebration.”

Idina will also perform “When You Wish Upon a Star,” which is featured on her holiday album, Holiday Wishes.

The special, which features performances filmed in front of the legendary Disney Parks landmarks, will air November 30 at 9:00PM ET on ABC.