What's the Kennection? #148

What Brazilian was named Athlete of the Century by the IOC in 1999, even though he never competed in the Olympics?

What Warren Beatty-Dustin Hoffman comedy did Siskel and Ebert agree was the worst film of 1987?

What sporting goods company borrowed its famous ad slogan from the last words of executed murder Gary Gilmore?

What Belgian chocolate company changed its name to "Libeert" in 2014 to avoid confusion with a terrorist group?

Which planet of the Solar System "transits" in front of the Sun in an extremely rare 243-year cycle?

What's the "Kennection"?