Secret Crowds is the second single released from the album I-Empire by alternative rock band Angels and Airwaves. The song was first played on September 11th, 2007 on BBC Radio 1, and was leaked onto many Angels and Airwaves fan sites. The single was officially released on February 4th 2007, and the music video stared airing on February 20th of the same year.
The music video for "Secret Crowds" was released on February 20, 2008.
- "Secret Crowds" (album version) – 5:03
- "Secret Crowds" (radio edit) – 4:00