I can't sleep on your COUCH.
I sleep in a bed.
The Big Bang Theory Season 2, Episode 21
I'm giving you my spot on the COUCH.
The Big Bang Theory Season 4, Episode 7
...where a tray of flatware
on a COUCH is valid?
The Big Bang Theory Season 1, Episode 2
...that an old boyfriend is gonna sleep
on her COUCH.
The Big Bang Theory Season 3, Episode 7
Sheldon's zombie, when he
popped up from the COUCH.
The Big Bang Theory Season 12, Episode 24