
50 Amazing Science Projects
You Can Perform on Your Kid.
The Big Bang Theory Season 12, Episode 17

to PERFORM on them
during bath time.
The Big Bang Theory Season 12, Episode 17

that'll show you how
to PERFORM your own rectal exam.
The Big Bang Theory Season 5, Episode 17

people in a wedding party
PERFORM very specific functions,
The Big Bang Theory Season 11, Episode 12

provided I can PERFORM
the ceremony in Klingon.
The Big Bang Theory Season 5, Episode 24