Sci-fi subject, or a 1970's dance
Else clues• In one era and out the other phenomenon?
• Rocky Horror Picture Show dance
• Rocky Horror... dance
• Connection to the past?
• Dance done in The Rocky Horror Picture Show
• Dance in The Rocky Horror Picture Show
• Dance in which you bring your knees in tight
• Fictional portal
• Fictional travel aid
• Hypothetical portal
• Plot device in some science fiction
• Sci-fi passage
• Sci-fi phenomenon that could change history
• Sci-fi travel medium
• Science fiction device
• Theoretical space-travel anomaly