What’s the Kennection? #129

Welcome to Kennections, a weekly quiz created by ‘Jeopardy!’ host and champion Ken Jennings.

Ken Jennings.
Ken Jennings. | Photo: Gary Gershoff/Getty Images; Background: somboon sitthichoptam/iStock via Getty Images

Welcome to Kennections, a weekly quiz created by Jeopardy! host and champion Ken Jennings. Here’s how to play: All five answers to the questions below have something in common. Can you figure it out?