Question: who lips are at the beginning of rocky horror
Answer: The opening scene and song , `` Science Fiction / Double Feature '' , consists of the lips of Patricia Quinn ( who appears in the film later as the character Magenta ( in addition to the latter , appeared as ' Trixie ' the Usherette in the original London production who sang the song ) ) , but has the vocals of actor and Rocky Horror creator , Richard O'Brien ( who appears as Magenta 's brother Riff Raff ) .