geography: In the 1960s which London Street was the fashion centre for the young?

Questions

what company produces the game Doom?

Her name was McGill and she called herself Lil but everyone knew her as?

In the movie 'Spaceballs', what character did Rick Moranis play?

what compound is the major constituent of limestone, coral and seashells?

what was the pseudonym of Vladimir Illych Ulyanov?