Martina Navratilova
From Muppet Wiki
Martina Navratilova (b. 1956) is a Czech-born tennis player and former World No. 1 champion. She appeared in The Sesame Street Special, singing "The People in Your Neighborhood" with Bob. She also appeared in an insert in which Maria interviews her about her tennis match against Luis, demonstrating over, around, under, and through.
