![And this recurring thing on a soap.
And this recurring thing on a soap.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
And this recurring thing on a SOAP.
The Big Bang Theory Season 2, Episode 19
![She already likes soap bubbles
more than us.
She already likes soap bubbles
more than us.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
She already likes SOAP bubbles
more than us.
The Big Bang Theory Season 10, Episode 21
![I love how your hair
is always on the soap.
I love how your hair
is always on the soap.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
I love how your hair
is always on the SOAP.
The Big Bang Theory Season 8, Episode 9
![...that the
soap was...
...that the
soap was...](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
...that the
SOAP was...
The Big Bang Theory Season 5, Episode 16
![That was not 15th-century soap.
That was not 15th-century soap.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
That was not 15th-century SOAP.
The Big Bang Theory Season 2, Episode 2