Roger Daltrey Screw the Terrorists Keep Calm and Carry On

3/23/2016 10:47 AM PDT BY TMZ STAFF

Roger Daltrey has a very British message for musicians headed across the pond to perform in the wake of the latest terrorist attacks.

The Who singer is resolute ... the show must go on.

Mariah Carey, Adele, Bruce Springsteen, Beyoncé and Justin Bieber are all scheduled to perform in the coming months. Mariah has reservations about performing in Brussels on Sunday.