
vasculitis and YELLOW eyes.
The Big Bang Theory Season 11, Episode 14

All I see is
a YELLOW smudge.
The Big Bang Theory Season 12, Episode 4

...and told him it's against the law
to have YELLOW cake uranium in a shed.
The Big Bang Theory Season 1, Episode 4

...YELLOW is frightened...
The Big Bang Theory Season 4, Episode 22

Only the modern Green Lantern
is vulnerable to YELLOW.
The Big Bang Theory Season 2, Episode 19