What do these songs have in common?

“Black or White” (Michael Jackson), “Buddy Holly” (Weezer), “Jack and Diane” (John Mellencamp), “Let’s Go Crazy” (Prince), “Live and Let Die” (Wings), and “You’re Beautiful” (James Blunt)

Answer:

Weird Al Yankovic asked for permission to parody each of these songs, but was denied permission by the artist.