The Capulets and Montagues were two rival families in which play?
Isaac Newton had a fued with mathematician Gottfried Leibniz over who invented what?
In Lewis Carroll's 1871 book Through the Looking-Glass who was Tweedledee's rival?
Who did tennis player Bobby Riggs lose to in a 1970s tennis match dubbed the Battle of the Sexes?
In the 1976 film Rocky which undisputed heavyweight world champion was Rocky Balboa challenging for the title?
Star Trek star Wil Wheaton is resented by Sheldon in which television series?
Who thought a long and bitter conflict against Joseph Stalin over who would succeed Vladimir Lenin as Soviet leader?
Who had the original Hollywood sibling rivalry with her sister Olivia de Havilland?
Who was Martha Stewart talking about when she said: "She's a movie star. If she were confident in her acting, she wouldn't be trying to be Martha Stewart."?
Which American beat Russian Boris Spassky in the 1972 World Chess Championship in Iceland which was dubbed the Match of the Century?
Can you name the professor whom Sherlock Holmes describes as the "Napoleon of crime"?
Joan Crawford and Bette Davis's rivalry reached its most famous heights during the filming of which 1962 movie?
The Rivals is a comedy of manners by which Irish playwright?
In Argentine football which Buenos Aires club has a famous local rivalry with River Plate?
In a 2018 interview who was actress Kim Cattrall talking about when she said: "I really think she could have been nicer. I don't know what her issue is, I never have."?
Who was Captain Mainwaring's main rival in Walmington-on-Sea?
Who did Roy Keane clash with in Highbury tunnel in 2005?
Johnny Lawrence is the main rival of Daniel LaRusso in which film?
Who in 2012 did Elton John call a "fairground stripper"?
Who launched the leadership challenge that triggered Margaret Thatcher's political downfall?
In Scottish history which clan had an infamous rivalry with the MacDonalds?
Who was Wile E. Coyote's nemesis?
Which former wrestling team mate had a long-running fued with Big Daddy?
Answers:
Romeo and Juliet (by Shakespeare, published in 1597)