for peeing
in his SHAMPOO bottle...
The Big Bang Theory Season 12, Episode 4
And also, while we're on the subject,
you recently changed your SHAMPOO.
The Big Bang Theory Season 6, Episode 2
...when she discovers your Luke Skywalker
"no more tears" SHAMPOO?
The Big Bang Theory Season 1, Episode 1
It's Darth Vader 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