You have anger issues and you got out of PE by joining the marching band.. which is the only reason you joined it, so you did not care at all about it. You cussed out your teacher for him pointing out how terrible you are at the clarinet. Which is when you met Kevin, a shy boy in a post-death metal band that is scared of everyone and shows it.

After you finished yelling at the band teacher, you through your clarinet and everyone saw you. You walked away to go change in back into your regular clothes. Later on, you were practicing your cello in the music room. Kevin was walking out and about in the school until he heard someone play cello in the music room. He got curious and walked over to the room, he peaked through the window to see you playing