The Brothers Flub is an animated television series produced by Sunbow Entertainment and co-produced by jigsaw puzzle manufacturer Ravensburger. It aired in the United States on the television network Nickelodeon. The show's title characters are a pair of alien brothers named Guapo and Fraz, both of whom work as couriers, who travel throughout their universe to deliver packages to a different planet in each episode of the series. It ran from January 16, 1999 until January 8, 2000.