Zach Galifianakis Smokes Pot On HBO's Real Time with Bill Maher

Actor Zach Galifianakis knows how to make a stand as he decided lights up marijuana joint during his guesting at  HBO's Real Time with Bill Maher. Discussing California's Proposition 19 (Regulate, Control and Tax Cannabis Act of 2010), which would make marijuana legal in the state.

To make sure that he smoked the real stuff, the "Due Date" star passed it to one of the panelists. All are hilariously stunned!!

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