What's your favorite one-hit wonder song, from any era? Feel free to provide links, if desired.

I have some of their other albums, but I really enjoy The Toadies' "Possum Kingdom": The Toadies - Possum Kingdom - YouTube

Holy crap, I'd never seen Mungo Jerry's facial hair: Mungo Jerry - In The Summertime ORIGINAL 1970 - YouTube

Pronounced with an "umpty": Digital Undergound "Humpty Dance" - YouTube