"Heroes in a half-shell. Turtle power!" The merchandising phenomenon and surprisingly enduring franchise makes its way onto our list, as Mark and Martyn discuss one of the biggest cartoons of their childhoods and wonder if it was worthy of its lofty position. If you have any questions, comments or recommendations for future episodes, our shared Twitter feed is @spreadthewhimsy or you can email [email protected] or [email protected]. W4B theme composed by John Croudy.