She's supporting her man!
According to the popstar's Instagram Stories, she hit up the actor's performance of the West End revival of Tracy Letts’ Killer Joe at London’s Trafalgar Studio 1.
The stop was a brief one—tonight the singer is performing herself, hitting up the Ziggo Dome in Amsterdam for her Witness Tour on Saturday night. The "Part of Me" singer will also be performing in Amsterdam on Sunday.
While in merry old England, the 33-year-old snacked on a traditional English meal of "beans on toast."