If you don't know Hyperbole and a Half, set aside an hour and read every one of Allie Brosh's posts. Since it's December, though, start with this one:
By the time I was done reinventing her, Mary carried a cane, walked with an exaggerated limp and was completely covered in BandAids.
She was also blind.
I started reading the blog last night when I got home for dinner and finally stopped 90 minutes later because my face hurt from laughing.