Frank Oz performed the character of which Muppet until the early 2000's?

More Questions:

What bathroom cleaner was originally advertised by the Scrubbing Bubbles?

Arthur Ashe is best known for his career in what sport?

Which Tennesee Williams play is about a Italian-American woman?

What Russian-born sci-fi legend was afraid of flying and heights despite having published numerous books about space?

In which city can you find the famed Arch of Hadrian?

The Missouri River flows into what river?

The "Oort Cloud" is made up of what?

On what TV show did the characters often hang out at the Warsaw Tavern?

In the TV show "The Simpsons', Lenny has a master's degree in what field?

How many seasons of the TV show "The Beverly Hillbillies" were filmed in black and white?

What year was actor W. C. Fields born?

Who are the Glimmer Twins?

What late 1960's pop singer was backed by a group called the Union Gap?

Whose vice president was Nelson A. Rockefeller?

Celine Dion's "My Heart Will Go On" song was featured as the main theme song to which 1990's movie?