S2.E1 ∙ De Klapband (Het Geheim van de Sleutel) Sun, Oct 08, 1978 Bassie and Adriaan have plans to go on vacation to Benidorm: to unwind for a while. But through a misunderstanding they come into possession of a key that originally belongs to a gang of crooks, to which the criminals B1 and B2 belong. 7.3 /10