Open AirSeason 4 Season 4Season 4Open Air 3 episodes Episodes Episode 41 S4 · E41 · 12/12/1989Episode 41No synopsis available. Episode 75 S4 · E75 · 21/02/1990 · 55 minEpisode #4.75No synopsis available. Episode 260 S4 · E260 · 18/05/1990 · 1 h 00 minSeries 4, Show 260No synopsis available.