What's large, grey, and doesn't matter?
An irrelephant.
Irrelephant
Explanation
Explain Bear
Hey, dummy! The joke is a pun. "Irrelephant" sounds like "irrelevant." Get it? Like you, this joke ain't too bright.
What's large, grey, and doesn't matter?
An irrelephant.
Hey, dummy! The joke is a pun. "Irrelephant" sounds like "irrelevant." Get it? Like you, this joke ain't too bright.