Sometimes the oddest things inspire the most engaging projects. :) This ad (of all things) made me think of artist Kit Williams who once used animal shapes to paint portraits of their environments from their perspectives.
Pit Crew t shirts for cars themed birthday. Using acrylic Paint, you have to drape the shirt over the spare tire to get all the 'tread'. Back of the shirts showed "Pit Crew" Iron on letters from Michaels.