Zach Galifianakis sneaks up on Robert Downey Jr. to surprise both press and his former co-star from 'Due Date' on the 'Iron Man 3' press line at Comic Con 2012
Zach Galifianakis sneaks up on Robert Downey Jr. to surprise both press and his former co-star from 'Due Date' on the 'Iron Man 3' press line at Comic Con 2012