The hard-working singer talked his best fashion moments and his role in "Happy Gilmore 2" on Tuesday night's (July 22) show
Eilish made the televised debut performance of "Lunch" on Tuesday (May 21) show, where she also dreamed about recording a standards album one day.
The "Late Show" host shared a special keepsake that reminds him of the late country star every day.
The "Pink Friday 2" rapper also revealed her stacked favorite sandwich and the A-list surprise guest at her first concert on Tuesday night's (Jan. 16) "Late Show."
The pop superstar chatted with Stephen Colbert on her music, family, courage and more.