♪ Soft kitty, warm kitty,
little ball of FUR... ♪
The Big Bang Theory Season 5, Episode 6
♪ Of silk as fine FUR
Vikings Season 1, Episode 6
But I realize
they're gluing FUR everywhere,
The Big Bang Theory Season 7, Episode 21
♪ Little ball of FUR
The Big Bang Theory Season 12, Episode 24
Little ball of FUR
The Big Bang Theory Season 4, Episode 2