PLSS help..

there was a act on sholay ..that if sholay was included in studies then wat would happen.
now i forget the season in which it took place and also the persons who performed...
but i really want to watch that again...so plss help me in finding tha if any1 of u knw abt that sact in comedy circus...
details are:

...where someone was acting as teacher and other one as a student...
and the teacher was asking qns on sholay and student was answerng...like: teacher: gabbar kaun tha..??
somewhat like this...

plss help me in finding that act...