Related Clues:

• Emulated Michael Phelps
• Exercised in a lane
• Was buoyant
• Showed off one's butterfly?
• Competed with Michael Phelps
• Competed in a triathlon
• Came crawling back?
• Did the backstroke
• Used a scissor kick
• Performed in an aquacade
• Did the crawl, maybe
• Behaved like a buoy
• Travelled through water
• Drifted on the surface as of a liquid
• Stayed on the surface of liquid