Here are two of my favorite grids from recent years - both K-related. The first (by Patrick Merrell) has the answer 10K RACES, but all ten K's are written out, creating the only puzzle I know of with 10 consecutive K's in it:
What's more awesome is that the grid contains a whopping 8 additional K's, bringing the grand total to 18, which must be some kind of record. The next grid is more modest, but still K-tastic. It's by "K"evin Der. I like that it has 11 K's, and that "K" is the 11th letter of the alphabet. Coincidence? Actually, I'm not sure. Kevin tends to know what he's doing:
