Omg everyone idk what it is yesterday I cut my boyfriends hair and today in the middle of doing…

Omg everyone idk what it is yesterday I cut my boyfriends hair and today in the middle of doing laundry and cooking my 9yrs old comes with a big big hair knot I told her try to wash your hair and Brush it out with conditioner that didnt work so I tried it take it out that didnt work she asked me to cut her hair too the knot was really up in the back of her head so now she has a short hair cut !!!! This is it no more hair cutting for me seriously!!!!