Twenty One Pilots has been played on NTS shows including TeamSESH, with Level Of Concern first played on 16 April 2021.

Twenty One Pilots (stylized in all lowercase or as twenty øne piløts) is an American musical duo from Columbus, Ohio. Initially a band, the group was formed in 2009 by lead vocalist Tyler Joseph along with Nick Thomas and Chris Salih, who both left in 2011. Since their departure, the line-up has consisted of Joseph and drummer Josh Dun. The duo is best known for their singles "Stressed Out", "Ride", and "Heathens". The group received a Grammy Award for Best Pop Duo/Group Performance at…