Shania Twain will join NBC’s The Voice as a mentor to the contestants this season. The multi-platinum superstar made the announcement on Twitter: “Excited to announce that I’ll appear on @nbcthevoice this month, as a mentor to the finalists.” She joins Blake Shelton, Gwen Stefani, Adam Levine and Alicia Keys on the show. Tune in Monday, April 24th at 8pm ET/PT.