It turns out that they're called: Cicada Killer Wasps & they're so cool (and pretty much harmless)! But they are destroying my driveway by digging between my pieces of concrete! Read this article to learn about these cool insects that I've never seen before!
This next article is a shorter version, but not as funny as the one above! It also has some ideas for how to get rid of them if you don't enjoy their company! :(
When I got there, I saw a form & filled it out like this: