Mystery Theme #π by BurgerM

If a curling team is throwing the last stone in an end, it is colloquially called this hardware store item.

He was the only Kansas City Royals player to start 40 or more games a pitcher, doing so in 1978.

Mickey Rooney played this character in 15 movies, from 1937-1946 plus one revival attempt in 1958.

In the comic strip Bloom County, this was the name of the Basselope.

This NBA veteran who primarily played for the Raptors and Kings was famous for probably being one of the most p-whipped players ever.

The last pope to use this name died in 1724 after a 34 month papacy.

Born David Goldstein, this man most well known for a song about a personal ad has since won multiple Tony Awards.

Commissioner of Major League Baseball during the signing of Jackie Robinson, this man later returned to his home state of Kentucky and was instrumental of integration of many state services during the 1950s.

This bidding card game penalizes players -10 times the bid if they miss their contract. Winning involves getting to 500 or forcing your opponent to -200.

A twin tower complex with the name World Trade Centre exists in this Asian port city, which was the target of a plane-based attack in 2009, but the plane was shot down before reaching its target.

Dictionary.com defines this word as "capricious humor or disposition; extravagant, fanciful, or excessively playful expression."

The previous 11 questions pertain to what theme.