Zach Galifianakis Video | Celebrity Interview and Paparazzi

Zachary Knight "Zach" Galifianakis is an American stand-up comedian, actor and pianist known for his numerous film and television appearances including his own Comedy Central Presents special. He garnered attention for his role as Alan Garner in the Hangover films directed by Todd Phillips. He also co-starred in Phillips' road trip comedy Due Date.