The Muppets may not be getting the best reviews for their ABC show, but they're certainly still trying to stay fresh with their commercials!
Ch-ch-check it out (above) and tell us what YOU think!
"Jungle" Jack Hanna brought several animals onto last night's Letterman.
One of those was a HUGE anaconda.
Letterman didn't seem too happy to have a giant snake crawling all over his desk.
Check out the above video for a massive snake and a freaked out David Letterman.