20/20 1978 | TV Show Watchlist

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A durable newsmagazine mixing investigative pieces with human-interest and celebrity features that's ABC's oldest prime-time series despite its notoriously rocky premiere. (Hosts Robert Hughes and Harold Hayes lasted only that one show.)

Premiered: June 6, 1978

Rating: None

User Rating:2.68 out of 5 (199 ratings)

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Season 35, Episode 23 20/20

First Aired: May 18, 2012

Case studies of rare medical conditions, including misophonia, a hatred of ordinary sounds; pica, a craving for inedible objects; gelastic seizures, which cause uncontrollable giggling; and a parasitic bacterial infection that causes strange behaviors. Interviewees include Kelly Ripa.