Misc: What name is given to the spore-bearing leaf of a fern?

Questions

John Cougar Mellencamp song, sings the title then says "But ain't they all?"?

Name of Elvis Costello's back-up group??

Name the band in which Nick Cave's lead guitarist, Blixa Bargeld sings??

Ian McCulloch, Les Pattinson, Will Sergeant, Pete de Freitas.?

"Got no feel, I got no rhythm; I just keep losing my beat".?