Complex sentence: Mr. Butts is sometimes accompanited by Mr. Jay, a large marijuana joint, along with Dum Dum (a personification of the gun lobby), and Mr. Suds (a personification of the liquor industry).
Split into simpler sentences: Mr. Butts is sometimes accompanited by Mr. Jay, a large marijuana joint. Other characters are Mr. Dum Dum (a personification of the gun lobby), and Mr. Suds (a personification of the liquor industry).