Chocolate Chip Pumpkin Crumb Cake

Crumb cakes never last long in my family. Or, rather, I should say that the crumb topping itself has a shorter life span than the actual cake. The cake will eventually get eaten as well but it will likely be missing a lot of it's crumb by then. It's so bad sometimes that, a crumb cake left on the counter almost needs a guard posted to protect it. Assuming, of course, that the guard can be