She doesn't take know for answer she comes over anyway and she pouts if she doesn't get her way.

Question

she is a big baby and she is 22 or 23.

Answer 1

Some people stick to what works, at that age it will be hard to break that kind of habit.

Answer 2

She needs tough love - people do not get everything they want - she needs to grow up and get over herself - time for her to start acting like a responsible adult intead of acting like a 15 year old...