Grumpy Cat, already the spokesfeline for Friskies, is now also endorsing a cereal brand. Actually, "endorsing" may be putting her contribution a bit strongly. In a new 30-second TV spot for General ...

Grumpy Cat knows how to make that cash: She’s hanging out with the all-up-in-your-beeswax mascot of Honey Nut Cheerios. Just in case you weren’t completely aware ...