U123B

U123B is a fictional character from the animated television series "The Simpsons." Introduced in the episode "The City of New York vs. Homer Simpson," U123B is a member of the U123 family, a group of aliens who have taken over the Earth. The U123 family is known for their distinctive appearance, with their bodies being composed of a single, large eye and a mouth, and their heads being attached to the bodies of various animals.

U123B is a particularly notable member of the U123 family due to his role in the episode's plot. He is tasked with capturing Homer Simpson, who has been causing trouble on the alien spaceship. U123B's attempts to capture Homer are often humorous and absurd, with him using various devices and tactics to try and ensnare the human.

Despite his attempts to capture Homer, U123B is ultimately unsuccessful. Instead, he becomes a victim of Homer's pranks, which include using a giant magnet to pull U123B's head off his body. This event leads to the U123 family's defeat and their departure from Earth.

U123B's character is a classic example of the absurd and humorous elements that are common in "The Simpsons." His appearance and behavior are designed to be both humorous and memorable, and he has become a fan favorite among viewers of the series.