Barney the Invisible The Flintstones : Season 3 Episode 3
TV-G ABC 26m
Aired: September 28th, 1962 @ 8:30 PM EST on ABC
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.
