The Martians, sometimes called "the Yip-Yips," are interplanetary visitors, presumed to be from the planet Mars, who are terrified by things like clocks, telephones, and computers on Sesame Street. When frightened, they hide beneath their lower lips, which shoot up to cover their faces. They rarely come face-to-face with other characters on the show. In their skits, these creatures, with squid-like tentacles, large eyes, and antennae, materialize into a room and converse with each other in…
