What's the Kennection? #227

What "If I Had a Hammer" folk singer threatened to cut the mic cables when Bob Dylan "went electric" at Newport in 1965?

On April 5, 1887, what famous pupil did Anne Sullivan teach the sign for the word "water"?

What actress says "You had me at 'hello,'" one of the AFI's 100 most iconic quotes in movie history?

What former Yankees star now owns a 4% stake in the Miami Marlins?

On what TV host's show did Hillary Clinton learn to "dab" in 2016?

What's the "Kennection"?