Cracking walnuts on the head comes from the song "Ah Fu's Quotations".

"Afu Quotations" is a very funny and witty song. The lyrics are very strange but very funny. The exciting melody makes this song sound very brainwashing. It was recently posted on Douyin It is a very popular song on short video platforms and has been covered by many netizens and bloggers. It is also a popular background music option.

Lyrics

The monkey throws his power

The tiger's paw eats pudding

The bear's paw strikes out

The hawk lands

Sharks eat fish

The cunning rabbit strikes out

The cat falls to the ground

Hurricane legs

The sickle digs into the ground

Crow takes a plane