Horrible Bosses star Charlie Day has welcomed his first child with his wife, actress Mary Elizabeth Ellis.
The baby boy, named Russell Wallace, was born on Thursday night in Los Angeles, weighing in at 7lbs, 13oz .
The couple announced: "We are overjoyed and overwhelmed at the amount of love that ushered our baby into the world."
Day with Ellis and their It's Always Sunny... co-stars
32-year-old Ellis recently appeared in sitcom New Girl and since 2005 has had a recurring role on It's Always Sunny in Philadelphia, where she met Day, who also acts as a producer and writer for the show.
The couple married in 2006 and the baby's name is inspired by both sides of their families.
