this could be about a girl that iggy saw or had met in berlin ("Here in this old saloon, way back in west berlin"). but iggy and bowie traveled to berlin so iggy could get off of heroin and they were going to cut an album while there. and it's also known, especially now, that iggy and bowie had a sexual or romantic relationship, which iggy was known for having relations with men. so, this could be about a night they had or their relationship in berlin, which seemed to of ended when they returned to the states.
this could be about a girl that iggy saw or had met in berlin ("Here in this old saloon, way back in west berlin"). but iggy and bowie traveled to berlin so iggy could get off of heroin and they were going to cut an album while there. and it's also known, especially now, that iggy and bowie had a sexual or romantic relationship, which iggy was known for having relations with men. so, this could be about a night they had or their relationship in berlin, which seemed to of ended when they returned to the states.