Horrible Bosses star Charlie Day to be a father: Wife Mary

He revealed their big news at Comic-Con

Charlie Day - IMDb

U.S actors Charlie Day, left, Jennifer Aniston and Jason Sudeikis arrive for the European Premiere of Horrible Bosses, on London's Southbank, Wednesday, July 20, 2011. (AP Photo/Joel Ryan Stock Photo - Alamy

Who Is Charlie Day's Wife? All About Mary Elizabeth Ellis

Charlie Day Speaks out on Potential 'Horrible Bosses 3' (Exclusive)

Movie Bosses List Slideshow

Charlie Day as Charlie Kelly

Charlie day red carpet hi-res stock photography and images - Alamy

Charlie Day Jokes Jennifer Aniston 'Horrible Bosses' Scene Was 'Humiliating' For Him

Charlie day red carpet hi-res stock photography and images - Alamy

Horrible Bosses 2/Best scene/Jason Bateman/Jason Sudeikis/Charlie Day/Jennifer Aniston/Lindsay Sloan

Charlie Day Jokes Jennifer Aniston 'Horrible Bosses' Scene Was 'Humiliating' For Him