I finally found it!
I found this title with english subtitles available from http://www.ebay.com/itm/Vrchni-Prchni-DVD-1981-Czech-Comedy-English-Subtitles-Josef-Abrham-/141509965474?hash=item20f2a6b6a2
this dvd is also available from czechmovie.com
There is one benefit now – one that can save you a chunk of cash. At the
czechmovie.com, you can buy any film at a 15% discount with the discount code FREE15!