♪ Sleepy kitty... No.
The Big Bang Theory Season 12, Episode 24
Okay, I'm SLEEPY now. Get out.
The Big Bang Theory Season 2, Episode 21
Happy kitty, SLEEPY kitty
Purr, purr, purr
The Big Bang Theory Season 10, Episode 20
Sleepy kitty...
The Big Bang Theory Season 2, Episode 21
Sleepy kitty.
The Big Bang Theory Season 2, Episode 21