What TV show opened with a "control voice" saying, "Do not attempt to adjust the picture"?

More Questions:

What are the official flowers of the Kentucky Derby?

'Benjamins" is slang for what denomination of US currency?

How many holes are there in a standard Ritz cracker?

Which salad dressing was named after a play?

What painter's mental state is revealed in 750 letters he wrote to his brother Theo?

What city is the capital of the US state of Kansas?

Ljubljana is the capital of which European country?

Which planet orbits the Sun the quickest?

Who is Stevland Hardaway Morris better known as?

Whose mysterious murder ends the film "Gorillas in the Mist"?

In season 1 of Glass House which eliminated competitor is returned to the game?

Who became Yusuf Islam in 1977?

Who was the first Holy Roman Emperor?

Which month saw the release of the film "Star Wars: The Last Jedi"?

On which river is the city of Mandalay situated?