His trademark gag is one in which he pokes himself in the eye .
In addition to his film work , Pongsak regularly appears with Choosak and Petchtai Wongkamlao on the Ching Roi Ching Lan television variety series .
Pongsak 's trademark gag is one in which he pokes himself in the eye .
In addition to his film work , Pongsak regularly appears with Choosak and Petchtai Wongkamlao on the Ching Roi Ching Lan television variety series .