Misc: what european city's subway system is called the metropolitana?

Questions

Which rock group of the eighties gave away a silver keychain at every concert, which was supposed to bring good luck to whoever caught it??

Who was the lead singer of the Cure??

How did John Belushi die??

Axl Rose was an anagram for what phrase??

Which Aerosmith song was re-made by Run D.M.C.??