MINNEAPOLIS (WCCO) – Some high school students in Tulsa, Oklahoma got quite a surprise Thursday.

Pop singer Justin Bieber made a surprise visit to Central High School’s choir practice.

Bieber was in town on his “Purpose” world tour.

Bieber was caught on camera strutting around the halls, strumming his guitar before he popped in to the choir room.

Bieber is scheduled to visit Minneapolis on his “Purpose” tour on June 19, 2016.