Watch: The Voice Crowns Season 29 WinnerKelly Clarkson is well aware that what doesn't kill you makes you stronger. Doesn't mean she wants The Voice's 29th winner singing her ballads. Because after R&B singer Alexia Jayy performed Patti LaBelle's "Lady Marmalade" and Adele's "One and Only" en route to being crowned the NBC competition series' latest champ April 14, Clarkson issued one request. "Look, I love Adele, she's one of my favorite singers, but damn," American Idol's OG winner marveled during the finale. "Just promise me this-never cover my songs.