In no particular order, here are my favorites you should definitely check out.
Evolution Of Insanity – The title says it all
Finding42 – The author’s experiences and dwellings
MJCache – Modern Day Absurdities
End Of The Game – Game Over, Man!
Yankeegunner – Arsenal from a Wacky American Perspective
Mooselicker – Updated every minute! (Time is relative)
Dribbling Pensioner – Just another pensioner with his thoughts if he can remember them
Insanity Aquarium – Stories of tedium, reality and falsity
Simple Observations – A Humorous Look at the Absurdity of the World Around Us
Your Pal Jason – The best (imaginary) friend you could ask for
Michael Cargill – Daily updates of sarcastic and irreverent nonsense