Pillsbury Doughboy checks have been discontinued and are very hard to find. If you happen to see that they are available, you may want to grab a few boxes while you can.
We are not sure why because they seemed to be popular. But perhaps not popular enough.
You may have more success finding a Doughboy checkbook cover, like this one:
It looks like someone took a vinyl checkbook cover with a clear cover, printed a favorite Doughboy picture on their printer, and cut to size. Voila - instead checkbook cover!