There are two girls, but there can only be one Dorothy. Which one will sing their way to the top? Find out in the one hour special! And catch more Nicky, Ricky, Dicky and Dawn on Nick! It’s time to break it down with Nicky (Aidan Gallagher), Ricky (Casey Simpson), Dicky (Mace Coronel), and Dawn (Lizzy Greene) joined by special guest stars School of Rock’s Jade Pettyjohn and Gabby Douglas! There are two girls, but there can only be one Dorothy! Which one will sing their way to the top? Find out in the one hour special of Nicky, Ricky, Dicky and Dawn on August 5th at 8 on Nick! #NRDD #NickyRickyDicky&Dawn #Nick #Nickelodeon Subscribe if you love Nickelodeon and want to see more: at.nick.com/Subscribe Nickelodeon is the number-one brand for kids with original cartoons, sitcoms, movies, award shows, products, and more! Here on our Nickelodeon YouTube channel you’ll find the shows and animated series you know and love like SpongeBob SquarePants, The Loud House, Teenage Mutant Ni...