Day man
Fighter of the Night man
Champion of the sun
You’re a master of karate and friendship…for everyone

Day man, day man
Uhh ahhahh
Fighter of the Night man
Uhh ahhahh
Champion of the sun
Uhh ahhahh
Master of karate and friendship…for everyone


Day Man was created by fictional characters Dennis Reynolds and Charlie Kelly from the show It's Always Sunny in Philadelphia. They performed the song under the band name Electric Dream Machine.This song was featured in the third season in the episode Sweet Dee’s Dating A Retarded Person.

References:
http://www.kensavage.com/archives/its-always-sunny-in-philadelphia-day-man-lyrics/