What liquid did Swiss candle maker Daniel Peter first add to chocolate in 1867?

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What magazine began publishing its annual list of the 500 most-successful companies in the US in 1955?

Which of the four biblical Gospels was written by an ex-tax collector?

Hockey legend Wayne Gretzky was born in what year?

Liquid Paper was invented by Bette Graham, the mother of which of the Monkees?

Where does Harry Potter have a lightning-shaped scar?

Arturo Toscanini played what instrument before conducting?

What modern country includes the ancient region of Mesopotamia?

What's the more common name for "vertical banded gastroplasty"?

In "The Big Lebowski', what did Jeffrey Lebowski want replaced after it was urinated on?

What TV show takes place in the fictional city of Bedrock?

Who directed the movie Apocalypse Now?

Whose tombstone bears the inscription "Everybody Loves Somebody Sometime"?

What is the name of the slab that became the key for deciphering ancient Egyptian hieroglyphics?

What is the atomic number of Californium?

Which artist received 2016 Grammy Award for "Album of the Year"?