UnScramble this Word: e t g i h?

Questions

what was the title of the commodores' hit 'she's mighty mighty just lettin' it all hang out'?

in 'american pie', who does don mclean refer to as 'the king'?

which group sang 'everybody have fun tonight'?

in the famous line 'wherefore art thou romeo', what does 'wherefore' mean?

what is the term for self-love?