
...and my new dandruff SHAMPOO
doesn't smell like tar.
The Big Bang Theory Season 6, Episode 6

It's Darth Vader SHAMPOO.
The Big Bang Theory Season 1, Episode 1

...when she discovers your Luke Skywalker
"no more tears" SHAMPOO?
The Big Bang Theory Season 1, Episode 1

And the black Explorer,
we could SHAMPOO your floor mats,
Breaking Bad Season 4, Episode 9

Dandruff SHAMPOO.
The Big Bang Theory Season 4, Episode 1