
CUOCO:
Billy Bob Thornton. Does Penny live here?
The Big Bang Theory Season 12, Episode 24

When I was five, Billy Sparks
put a Mexican peso up my nose.
The Big Bang Theory Season 5, Episode 12

a Helmet of Confusion spell
on Billy the Kid's cowboy hat?
The Big Bang Theory Season 5, Episode 10

Billy climbs a tree better than anyone.
Game of Thrones Season 2, Episode 7

...and Billy Sparks,
who lived down the street from me...
The Big Bang Theory Season 3, Episode 5