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Watch The Flintstones Season 3 Episode 3 Online

  • 7.4/10
  • COUNTRIES: United States of America
  • Subtitles: English

In an attempt to cure Barney's hiccups, Fred offers his friend a swig from an experimental soft drink he has formulated. The brew turns Barney invisible, and Fred's elaborate attempts to hide the fact make Wilma wonder about her husband's sanity.