
...that the
SOAP was...
The Big Bang Theory Season 5, Episode 16

Are you even using SOAP?
The Big Bang Theory Season 12, Episode 13

I love how your hair
is always on the SOAP.
The Big Bang Theory Season 8, Episode 9

"Number of days without
Amy's hair on the SOAP."
The Big Bang Theory Season 10, Episode 5

That was not 15th-century SOAP.
The Big Bang Theory Season 2, Episode 2