(SINGING)
Soft KITTY
The Big Bang Theory Season 2, Episode 21
Happy KITTY, sleepy...
The Big Bang Theory Season 4, Episode 2
Happy KITTY, sleepy KITTY
Purr, purr, purr
The Big Bang Theory Season 10, Episode 20
Does this mean you're not
going to sing "Soft Kitty"?
The Big Bang Theory Season 5, Episode 6
Hello, Hello Kitty.
The Big Bang Theory Season 1, Episode 14