What's the Kennection? #181

What comic, born Joseph Gottlieb, guest-hosted The Tonight Show more times in the 1960s than any other host?

Who received her only three Emmy nominations for playing the title character in Police Woman?

Who began studying Judaism in 1954, after the nearly-fatal car accident in which he lost his left eye?

Who is the subject of Jerry Lewis's 2005 memoir, subtitled "A Love Story"?

What singer's last stage appearance was a 1995 birthday tribute concert titled 80 Years My Way?

What's the "Kennection"?