What's the Kennection? #110

What Hollywood family's music dynasty includes All About Eve composer Alfred, Skyfall composer Thomas, and Toy Story composer Randy?

What's the only name shared by four consecutive kings of England?

What animated mouse was called "Jinx" in his first appearance, 1940's Puss Gets the Boot?

The Tennyson poem "The Lady of Shalott" is based on what Arthurian character, who pined away out of love for Lancelot?

What's the surname of both courtroom opponents in the 1980 movie that won Meryl Streep her first Oscar?

What's the "Kennection"?