UnScramble this Word: i g t n s?

Questions

Whose first album was 'jagged little pill'?

Whose first major album was "ziggy stardust and the spiders from mars"?

Whose headstone reads 'at rest, an american soldier and defender of the constitution'?

Whose headstone reads 'my jesus mercy'?

Whose headstone reads 'she did it the hard way'?