Bad note? What bad note?

Today, Gavin received a "note" from his teacher stating "Gavin was hurting his friends and not using his words today..." SOOOO when I asked him about what happened he said "Ms. Natalie said I was being bad but I was being good she was just joking." (run-on sentence and all) That Ms. Natalie is SUUUCHHH the jokster...