The term OPERA GUY can be solved by the crossword solution PHANTOM, which is a 7 letter word. The PHANTOM of the Opera is a novel by French author Gaston Leroux, first published in 1910. It has been adapted into numerous film and stage productions, most notably Andrew Lloyd Webber's 1986 musical. The story follows a disfigured musical genius known as the 'PHANTOM' or 'Opera Guy' who haunts the Paris Opera House.