Brian Kiley worked on a variety of projects during his entertainment career. Kiley worked on a variety of projects during his early entertainment career, including "The Late Show With David Letterman" (CBS, 1993-2015) and "Comedy Central Presents..." (Comedy Central, 1998-2011). Kiley won an Outstanding Writing For a Variety, Music or Comedy Program Primetime Emmy Award for "Late Night With Conan O'Brien" in 2007. Kiley was nominated for an Outstanding Writing for a Variety, Music or Comedy Series Primetime Emmy Award for "The Tonight Show with Conan O'Brien" in 2010 as well as for an Outstanding Writing for a Variety, Music or Comedy Series Primetime Emmy Award for "Conan" in 2011. During his career, he wrote screenplays like "Late Night With Conan O'Brien 5" (1998-99), "Macy's 4th of July Fireworks Spectacular" (NBC, 1999-2000) and "Conan O'Brien 10th Anniversary Special" (NBC, 2003-04). He also appeared in "Delocated" (2007-2012) and "Team Coco Presents: Conan's Writers Live" (TBS, 2009-2010). More recently, Kiley wrote "Conan" (TBS, 2010-).