Question: What is the nationality of the leading vocalist who explained the meaning of "Heaven's a Lie" in an interview with HighWireDaze.com? 
Sentence (from "Heaven's a Lie"): In an interview with HighWireDaze.com, leading vocalist Cristina Scabbia explained the meaning of the song; the word "heaven" is a metaphor for a "perfect life".
Relevant evidence: Yes