UnScramble this Word: t g i e n i s h?

Questions

Artist: I'm not in love/So don't forget it/It's just a silly stage I'm going through.?

Artist: It Must Have Been Love?

Artist: I've been meaning to tell you/I've got this feeling that won't subside.?

Artist: I've just closed my eyes again/Climbed aboard the dream weaver train.?

Artist: I've paid my dues/Time after time/I've done my sentence/But committed no crime.?