That was not 15th-century SOAP.
The Big Bang Theory Season 2, Episode 2
I love how your hair
is always on the SOAP.
The Big Bang Theory Season 8, Episode 9
that SOAP company
a strongly worded letter.
The Big Bang Theory Season 5, Episode 16
...and you spend the afternoon
making 15th-century SOAP with Wolowitz?
The Big Bang Theory Season 2, Episode 2
I suppose we could
turn it into SOAP.
The Big Bang Theory Season 11, Episode 11