music: 80's Chart Toppers: Name The Artist: Tonight, Tonight, Tonight?

Questions

This singer has looked at clouds from both sides now.?

This song by Des'ree was on the "Romeo + Juliet" (1996) soundtrack?

This song was #2 for four weeks behind the Jacksons' "Ill Be There"?

This song's parenthetical title is "(in the working class)." It's a gas!?

This southern band continued even after one "brother" died on a motorcycle?