just turn the faucet on while he's holding it. The running water will mess with him and he won't be able to hold it for long
>...my son refuses to use the potty over here at my sisters >house. flat out refuses and he's wasting my money on pull-ups. >at home, altho he's going through a lil regression, he'll use >the bathroom as long as i remember to ask or bring him. here >he will sit on the toilet and HOLD his pee. as soon as i give >up and pull up his pants etc he pees. its infuriating but >i've given up on trying while i'm here lol i can't deal.
"Dressed up like an evil villain dressed up like a soccer dad"