What's the Kennection? #67

According to the text of the Third Amendment, what type of person can't stay in your house "without the consent of the Owner"?

What metal is found in both Nicad and NiMH rechargeable batteries?

What Massachusetts city is nicknamed "Hoop City" because James Naismith invented basketball there?

What drama about World War I pilots is the only fully silent film ever to win the Best Picture Oscar?

According to the title of Destiny Child's first #1 hit, a baller, unlike a scrub, is willing to help out with what?

What's the "Kennection"?