The beauty of Billy Eichner's humor is that it isn't exactly understated. Not everyone appreciates it (dummies), but thankfully, Dave Letterman does.

So maybe there's a reason Nancy Pelosi's not a professional comedian (although she could be a professional clown because Washington, D.C.'s a real circus, if ya know what I mean! WOCKA WOCKA WOCKA!), but you have to give Madam Speaker credit for being a good sport when she stopped by Letterman to read the "Top 10"…

Tina Fey was on The Late Show last night promoting — I don't know — Tina Fey, I guess. Which is fine. It's always good to see you, Tina, even if (especially if?) you're stopping by just because. (Please make yourself comfortable and help yourself to whatever's in the fridge!)

As if the cries of "Ten points for Gryffindor!" every time she answers a question in lecture correctly aren't humiliating enough, Emma Watson, returning to Brown to resume her studies in the winter semester, was stopped and questioned by customs at the passport desk at JFK because they thought she was an unaccompanied…

NBC Nightly News anchor and father of Girls' Zosia Mamet stopped by the Late Show last night, wherein Dave Letterman asked the newsman to compare himself to journalists on competing networks. Williams handled the situation adeptly, managing to somehow be both honest and respectful, that is until Letterman asked him…