The clock in that show would tell different one liner jokes.
The association of the cuckoo with insanity is because of the cuckoo clock. The gears and noisy mechanical cuckoo of the cuckoo clock are figuratively equated with the strange goings-on of a crazy person's mind.
Banana.
Banana in Thai is said "กล้วย" (pronounced as klûai).
gasab that is how u say bamboo
Knock knock. Who's there? Banana. Banana who? Knock knock. Who's there? Banana. Banana who? Knock knock. Who's there? Banana. Banana who? Knock knock. Who's there? Orange Orange who? Orange you glad I didn't say banana?
"un banana split"
One banana
Even though in instruction manuals, they tell you to turn the minute hand to set the time, I heard that it's really not good to turn it to set the time especially backwards, I'd say just wait until it's time what your clock is saying and then make the pendulum go.
English banana
In French, banana is "banane", and bananas are "bananes". "A banana tree" is "un bananier".
You say it Banana Split! Who wouldnt known!
... Banana.