Wrong Detergent!

A young boy, about eight years old, was at the grocery store picking out a pretty good size box of laundry detergent. The grocer walked over, and, trying to be friendly, asked the boy if he had a lot of laundry to do.
'Oh, no laundry,' the boy said, 'I`m going to wash my dog.'
'But you shouldn`t use this to wash your dog. It`s very...