The all-star cast includes Kristin Chenoweth, Harvey Fierstein, Ariana Grande, Derek Hough, Jennifer Hudson and Martin Short. (Original Title - Hairspray Live!) - 2016 Universal Studios.

Ariana Grande is getting ready for her big debut as Penny in NBC's Hairspray Live! The 23-year-old singer took to Snapchat on Tuesday to gives fans a sneak-peek of her character's signature pigtails.