Rob - I like Katie's post. She reminds me Mickey from the Rocky movies.
It does stink that Grace cant help as water girl. However, resist talking with Grace about it. It will only come back to bite you if Grace pressures her mom about it.
Why your X is opposed to it is a mystery. That is probably because of an overdose of estrogen, which I am told, is a drug that makes people crazy. My XW is also a heavy user of estrogen since she seems opposed to the cub scouts and girl scouts which is a mystery to me. I just jokingly think to myself that it is because those organizations teach ethics and good morals which is like Kryptonite to my X.
Go find yourself a meat locker and release some of the drug testosterone on a side of beef.
