Joker ride at Six Flags reopens after child was injured
The most innovative ride in the park: Six Flags unveils 'free-fly' coaster, THE JOKER
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Six Flags unveils new attractions for every park in 2016 - Los Angeles Times
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The Joker Roller Coaster at Six Flags Great America Amusement Park
Ride Review: The Joker (Six Flags Great Adventure) - The DoD3
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Six Flags Just Added an Insane New 'Joker' Roller Coaster
six flags new england – The Coaster Critic – Roller Coaster & Theme Park Reviews
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4D Archives - Coaster101
The Joker (S&S Worldwide) Facts for Kids