"My Secret Friend" is a song performed by IAMX and Imogen Heap, released as the third single from the album Kingdom of Welcome Addiction.

[1] The music video, directed by Chris Corner, features Corner dressed as a woman, the video's lead female character, and Heap as a man, the lead male character.

He stated in an interview that when he wrote it he pictured the characters as siblings, who have a romantic, possibly incestuous, relationship.

[2] The video is featured on the CD single.

All lyrics are written by Chris Corner and Imogen Heap