1. Hinge, pivot, and ball-and-socket are three types of what skeletal structure?

2. In what 2003 movie does William H. Macy play the title man, a bad-luck gambler used by casinos to jinx big winners?

3. What's the name of Gumby's best friend, a talking orange horse?

4. In his play Richelieu, Victorian author Edward Bulwer-Lytton wrote that what "is mightier than the sword"?

5. What's the nickname for the University of Michigan's football field, which holds more fans than any other football stadium in America?

What’s the "Kennection" between all five answers?