Related Clues:

• Oily driving hazard
• Story of Sandy and Danny
• Payola, e.g.
• 'Summer Nights' show
• Axle gunk
• Tale of Danny and Sandy
• Fatty stuff
• Rydell High musical
• Oily substance
• Oily stuff
• Musical set at Rydell High School
• "Beauty School Dropout" musical
• Thick lubricant
• Thick fatty oil
• Fatty lubricant