As it would turn out, the couple didn't need to wait long in order to find out.
Taking the form of a double set of wooden doors, one could make out boys dressed in pink tutus and tights. Hair tied back in such a way that it couldn't obstruct their vision, they were so cute.
"Oh right. Ballet." John thought and let a smile form on his face. Turning to Biff, similar thoughts looked to be coursing through his head as well. As first periods went, this was perfect. Ballet was the gateway into being a true princess, leading into ballroom dancing. That way, they were well-rounded for the outside world.
Heading through, John and Biff wasted little time in entering and heading to the changing room.