Grumpy Cat No Mug Be stubborn and like it with this awesome Grumpy Cat No Mug! This fantastic mug features a black and white sketch image of the funny Grumpy Cat frowning as much as ever. Plus, this great mug even has a quote which seems to embody Grumpy Cat's attitude: 'No.' Grumpy Cat is a cute little kitty cat that sports a perpetual frown, and embodies the attitude taken online by a large number of internet denizens. What attitude is that you ask? A negative one. What's great about Grumpy Cat, though, is that she doesn't perpetuate negative attitudes - she pokes fun at them. Remind yourself to be a little happier every time that you look at this hilarious mug of Grumpy Cat! Holds up to 11 ounces. Ages 13 and up.