For Adolescent Sex, take a drink every time David sings the words "love", "dancing", "babe" or "heart".
Take a drink every time something related to international politics is used as a metaphor for love. Have a second one if it is completely apropos of nothing (for example, 'we're communists at war' in "Automatic Gun")
Take a drink when David's voice cracks to reveal his old one on Quiet Life.
Take a drink when David takes the perspective of someone in a foreign country (two examples are "Life in Tokyo" and "Cantonese Boy")
Take a drink when a lyrical or musical reference is made to a Roxy Music, David Bowie or Erik Satie song.