Three years ago, a friend faxed him information about an amateur comedy night; he went, performed, "killed" and was hooked.
It also promotes a comedy night, every Friday at 19:00.
There was no comedy scene at the time, and Giovanni stayed doing every comedy night for almost three years.
This week, for example, there is a comedy night on Friday.
The third comedy night is scheduled for Friday, March 22.
In 2006 Clark set up a monthly comedy night called, Clark's.
Besides comedy nights, he brings in soap opera stars and acoustic bands.
There is also a lounge spot called the Attic which offers live music and comedy nights.
He regularly helped out his students by finding them slots at local comedy nights.