I thought it ended at CUCKOO.
The Big Bang Theory Season 1, Episode 15
Oh, yeah. The Mr. Spock CUCKOO clock.
The Big Bang Theory Season 10, Episode 10
The newly hatched CUCKOO
eats all the food...
The Big Bang Theory Season 1, Episode 15
It's like the world's
fattest CUCKOO clock.
The Big Bang Theory Season 7, Episode 23
was for CUCKOO pills.
The Big Bang Theory Season 7, Episode 7