Sheldon's zombie, when he
popped up from the COUCH.
The Big Bang Theory Season 12, Episode 24
So, what did Justin say when you told him
he couldn't sleep on your COUCH?
The Big Bang Theory Season 3, Episode 7
"whose bra it is
you found wedged in your COUCH?"
The Big Bang Theory Season 9, Episode 21
You're giving me a COUCH cushion?
The Big Bang Theory Season 4, Episode 7