The Nightman Cometh, the fictional rock opera from It's Always Sunny in Philadelphia, is brought to life at The Troubadour nightclub in April 2009, written by broadway star Charlie Kelly.

• Bluebush Productions
• Charlie Day
• Glenn Howerton
• Danny DeVito
• Kaitlin Olson
• Rob McElhenney
• Rhea Perlman
• Artemis Pebdani
• Mary Elizabeth Ellis