Caturday is a very very sleepy day. These kitties agree with me:

All the images via weheartit.com

cute kitten sleepy
"Comfy!"
cute sleepy kitten
I need some more sleep!

cute kittens sleepy cat pic
Various sleeping poses
cute kitten sleepy cat pic
Zzzz
cute kitten sleepy cat pic
cute sleepy kitten cat pic
cute kitten sleepy cat pic

all images come from weheartit.com