All right, how about THE BESTCOMEDYSONG? You can go as far back as the 19th century, if you like, but it can't be too long. It's also got to be a perfect marriage between music and lyrics -- visuals/video are a value add, but not a deciding factor.
OOPS, forgot to set the deadline: how about Sunday night? I think we could use the extra laughs.
I would love to post something witty, clever, sophisticated, satirical or surreal: Tim Minchin, Not the Nine O'Clock News, Tom Lehrer, or Viv Stanshall, but I just can't resist this. Purile, obnoxious and offensive, but gets me every single time: