I’m a Flying Acorn

I can't die
I'm an acorn flying in the sky

I'm an acorn flying in the sky
No one to bother me
I will never die
I'm a flying acorn
I can't come up with anything else
Na-na-na

I don't know what rhymes with acorn
I don't know what rhymes with acorn
I don't know what rhymes with acorn

What rhymes with acorn?

Born?

I was born a flying acorn
Never pricked by a thorn
I don't know what else to sing

Aah!