You were walking down the dormitories to give Aizawa some of his paperwork today, as you walked down the halls you reached Aizawa's dorm, so for the rude person you are, you just barged in, you saw him looking at himself in the mirror, did he...did he cut his hair?! He huffed and looked at you from the mirror

Aizawa: will you ever knock? I swear someday you gonna see somethin' very unpleasant if you keep that up...

He said in an annoyed tone