You need your sleep for your cognitive
processing to PERFORM at optimum levels.
The Big Bang Theory Season 2, Episode 6
you need to PERFORM.
Game of Thrones Season 3, Episode 8
♪ I've got parts to PERFORM,
hearts to warm ♪
The Big Bang Theory Season 12, Episode 10
50 Amazing Science Projects
You Can Perform on Your Kid.
The Big Bang Theory Season 12, Episode 17
people in a wedding party
PERFORM very specific functions,
The Big Bang Theory Season 11, Episode 12