Grover does his impersonation of the number four, with Big Bird's help.
On "The Number Four Show", Big Bird tells the cast that a mystery guest will jump four times. A great commotion takes place when Mr. Snuffleupagus, the mystery guest, jumps.
Big Bird introduces The Count on "The Number Four Show", and instructs him to count only four things. The Count decides to count four kids from the audience, but he never stops counting because he decides to count the same four kids in many languages.