fish and fowl are the antagonists of the jacob two-two show.
In one episode they wanted to steal amazing ronald books morty wrote and change the authors name to fish and fowl And get arrested in the end.in another they wanted to steal a canadian puck diamond and get mistaken for mr dinglebat's joke and escape to rio.in another they wanted to find a wooden nickel and take a submarine and get locked in it.
get arrested for changing an authors name(in Jacob two-two and the suprise disguise)
escape to rio de jainero after they got tricked by mr dinglebat's joke (in Jacob two two and the priceless puck )
watches nervously as the wooden nickel is taken by jacob(in jacob two two and the wooden nickel knuckelheads )