4 (four) is a number in the Arabic numeral system. It has been depicted as a Muppet character, on occasion.
The number 4 first sponsored Sesame Street in its second week, beginning with episode 0006. The number 4 has since sponsored many episodes of Sesame Street and was featured prominently in episode 0734.
Songs about 4
Segments about 4
Four Friends
International 4
4 colored threads make the number 4 out of themselves.
Muppet Babies
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