They were a joke on nearly every 60s and 70s TV comedy as I recall. I think there was even a Mayberyy/Andy Griffith episode with Don Knotts getting trapped on a vibrating bed 
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They were a joke on nearly every 60s and 70s TV comedy as I recall. I think there was even a Mayberyy/Andy Griffith episode with Don Knotts getting trapped on a vibrating bed