Originally Posted by Kleptican
Assuming the box is new and you just opened it, rather than keep it for a few weeks, I'd complain up and down until they do what they're supposed to do and replace it.
If you didn't notice he stated that they broke on his way back. They were in the bed of his truck. Therefore it was not the stores fault. Clean them up in a towel like others have stated. That works the best. Just takes some time. Most people don't get paint for cheap enough or free to enable them to toss the stuff.