Duets is a singing competition reality television show that premiered on May 24, 2012 on ABC. The show starred Kelly Clarkson, John Legend, Robin Thicke, and Jennifer Nettles as mentors who search for singers to duet with them as they perform in front of a live studio audience. Quddus serves as the host. The show is a production of Keep Calm and Carry On Productions. Robert Deaton and Charles Wachter are the executive producers. On April 30, 2012, it was confirmed that John Legend had replaced Lionel Richie as a mentor on the show; Richie left the show citing "personal scheduling conflicts."