Misc: mice, whales, elephants, giraffes and man all have ---------- neck vertebra?

Questions

Who wrote the novel "Slaughterhouse Five?

Who wrote the opera 'I Pagliacci?

Whose ads tout "the return of fz on cd?

Whose funeral train traveled from Washington, D.C. to Springfield,Illinois?

Whose ghost haunted Scrooge with clanking chains & wierd sounds?