It's not mine i found it here
link1. Make him take a shower.
2. Make him use shampoo in aforementioned shower.
3. Make him use clarifying shampoo.
4. Apparate Weiter to him, hand him a tube of super-strong facial cleanser, then quickly Disapparate before he realizes what happened.
5. Enchant this cleanser to follow him around until he uses it.
6. ...enchant the cleanser to follow him around anyway.
7. Tell him Du stahl, stola his teddy bear.
8. Tell him Du won't give it back until he agrees to wash his hair.
9. When he washes his hair, tell him Du were just kidding and sagte teddy bär has already...
