The dookomancer Dia Rhea.

(She makes the fart golems that raised OPs Dr. Fart by virtue of her skill in the fine arts of dookomancy)

Edit: Guess what's in her spellcasting component pouch. HINT: Rhymes with cookie. Now let me tell you about her spellcasting focus! It's encrusted with magically imbued partially digested corn....