Here is a link to the underoos i am talking about, I work with the lady who makes these offline and I can basically get and fabric made that I can find, I have Go Diego, cars, toy story,, spiderman, and thomas the train to name a few.
ADULT BABY SPIDERMAN PULL-UP TRAINER PANT 28-42" W - eBay (item 150483928905 end time Aug-30-10 04:36:57 PDT)