Question: What duo is principally known for their 1981 hit version of "Tainted Love" that was influencing to  a Swedish synthpop band founded in January 2002 by vocalist Christer Lundberg and producer Paul Lachenardière?
Sentence (from "Mutant Moments"): The duo, who attended Leeds Metropolitan University, originally developed a cult following with their performances which routinely included bizarre sexual imagery and visuals representing sexual themes.
Relevant evidence: No