There are a few things you can do to clean a beanie baby. First, take off the head and put it in a bowl of water. Second, take off the body and put it in a bowl of water. Third, take off the stuffing and put it in a bowl of water. Fourth, take off the paint and put it in a bowl of water. Fifth, take off the plastic band and put it in a bowl of water. Sixth, use a vacuum cleaner to suck out all the dirt and debris that has built up on the beanie baby over time. seventh, dry everything out by putting it in an oven or stove on low heat for about 10 minutes.