Single male I will pursue love with love song from Napoli (8)

I haven't cracked this one yet — but the brilliant team at Fifteensquared have:

Single male, I will pursue love with love song from Napoli O (=love, i.e. zero score) + SOLE (=single) + M (=male) + I + O (=love, i.e. zero score); O sole mio is a Neapolitan song, composed in 1898