WARNING! THIS ARTICLE CONTAINS POSSIBLE SPOILERS ABOUT THE MASKED SINGER SEASON 13!The Masked Singer season 13 contestant Pearl has now advanced to the Lucky 6, and her clues seem to indicate that she might be singer Gretchen Wilson. Throughout The Masked Singer season 13 so far, Pearl has blown away everyone with her diverse performances, including "Saving All My Love for You" by Whitney Houston (Voices of Olympus: Unmasking of the Gods Night), "Don't Fear the Reaper" by Blue Oyster Cult (Ghostbusters Night), and "Here You Come Again" by Dolly Parton (Grand Ole Opry Night). Pearl has been so phenomenal that she sailed straight into the Lucky 6 during the Group B finals, without having to compete in the Battle Royale.