SEBASTOPOL, Calif. (KGO) -- This could the worst or the cutest knock-knock joke you will ever hear.
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It has to do with this little goat.
Sebastopol Police Services posted a picture on its Facebook page saying they've identified a mystery door knocker.
Apparently, this little guy escaped from its home Monday and started banging on a random door at 1:30 a.m.
The homeowner had no idea who or what it was.
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Officers found him while he was still knocking on the door with its head.
They took him into custody and later reunited him with his owner.
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