Listen to the sound clip Mr Peanut Butter from Bojack Horseman Soundboard: Mr Peanut Butter Mr Peanut Butter This sound is from Bojack Horseman Soundboard BoJack Horseman soundboard from the Netflix show with over 70 of his best quotes voiced by Will Arnett #is this a crossover episode #crossover episode Go to the full soundboardwith more sound clips Search