Dean Martin sings the timeless hit 'That's Amore' which was penned by the prolific Oscar-winning composer Harry Warren and lyricist Jack Brooks. This song first appeared in the film 'The Caddy', which starred Dino and Jerry Lewis. Whether you're in an Italian restaurant or a karaoke bar, the lyrics "when the moon hits your eye like a big pizza pie" make you want to be in Naples, Italy.