I suppose we all have our moments when we can thusly be described.

churlish (churl·ish): / CHUR lish /
adjective

(1) resembling a churl; vulgar; boorish; rude
(2) characteristic of a churl; lacking graciousness or civility; peasantlike or rustic
(3) having a bad disposition; surly; mean; niggardly
(4) difficult to deal or work with; intractable

[From Middle English ‘cherlish’ from Old English ‘ceorlisc,’ from ‘ceorl’ meaning “man, freeman of the lowest rank.”]

Usage: Your churlish behavior is unacceptable yet entertaining.