Way to stifle your cat's creativity, dude! First published in 1998, Leo Cullum's "Never, ever, think outside the box" cartoon is one of the most popular ever to appear in the New Yorker. You'll love it on a jumbo porcelain mug. 5" high, holds 15 oz. Dishwasher and microwave safe.
New Yorker Cartoon Mug - Never Think Outside the Box