Misc: who released a chart-busting album in 1976 which featured 'the lido shuffle'?

Questions

In 1813 First pineapples planted in?

In 1842---------- , Philospher, born.?

In 1906 Albert Hofmann, Swiss---------- , discoverer of LSD, born.?

In what type of sport do you hit celluloid balls with a paddle?

How many substitutes is a football team aloowed to use during a game?