Chambece - correct. A man of taste
Nikko - wrong on (2). The line begins with "With", not she. Others are correct.
Iron25 - I'm appalled, but it's correct
Watchman - also correct.
So far...
(1) Town Called Malice - The Jam
(3) Suddenly Seymour - Little Shop of Horrors
(5) These Are the Days of Our Lives - Queen
(6) Life on Mars - Bowie
(9) Bohemian Rhapsody - Queen
Few clues...
(2) Maybe an Elvis song?
(8) You thought crumbs were bad, but a rasher of bacon?
(10) Cross-dressing law evader?
(11) Electrolytes signature tune

(14) A love song for Graham to dance to?
(15) Impaled on a drumstick - terrible way to go.