comedian dave hughes called derryn hinch a ` w ** ker ' on monday 's q&a .
the pair were speaking about the binge drinking culture in australia .
radio broadcaster hinch said he drank because he liked ` the taste of wine '
this was met with hughes replying : ` that 's because you 're a w ** ker '
hinch retorted with : ` it takes one to know one '
hughes said he stands by his comments made on monday night .