After an explosion at Ariana Grande’s U.K. show in Manchester killed at least 22 and injured dozens at Monday night, young fans are rallying together to get Justin Bieber’s manager to cancel his upcoming U.K. show.

Scooter Braun, who manages both Grande and Bieber shared a post on his Twitter after the devastating attack at Ariana’s concert. Among the 1000 plus replies from concerned fans was a number of Bieber stans who were persuading Braun to cancel the singers upcoming show.

Hundreds of young fans flooded the mentions to say that even though they are well aware that Bieber wants to put on a show for his supporters, it might be smart to cancel the show strictly because for security reasons.