Levine loved that West performed the song on the piano without a backing band. Meanwhile, Clarkson was blown away that West sang such different tunes back-to-back, feeling it showed off his range.

Pink is stepping into a new spotlight, and this time it’s not from the edge of a high-flying harness. The 46-year-old global superstar will guest-host The Kelly Clarkson Show for a full week beginning ...