The Lord’s messengers may appear in many forms, but a drunk on the street? Do you really think that the Lord chooses unrepentant sinners to be His prophets?
He has used asses before. And let's not forget unwitting prophets such as Caiaphas
John 18:14
Now Caiaphas was he, which gave counsel to the Jews, that it was expedient that one man should die for the people.
Didn’t he speak to Baalam using his donkey??