"L.S.F." (or "L.S.F. (Lost Souls Forever)") is the second single released by British rock group Kasabian. The song earned the band their first UK Top 10 hit, peaking at # 10 and staying in the Top 75 for 5 weeks. The song was covered by Mark Ronson on the album Version featuring Kasabian themselves.

In May 2007, NME magazine placed "LSF" at number 37 in its list of the 50 Greatest Indie Anthems Ever.

"L.S.F" was also featured on the soundtrack for the video game FIFA Football 2004

Track listing

Maxi CD

• PARADISE14
• L.S.F. – 3:19
• Lab Twat – 3:17
• Doctor Zapp – 3:32
• L.S.F. (Jagz Kooner Mix Edit) — 3:14
• CD-Rom with L.S.F video

Mini CD

• PARADISE13
• L.S.F. – 3:19
• L.S.F. (Jagz Kooner Mix Edit) – 3:14

10" Vinyl

• PARADISE15
• L.S.F. (Album version) – 3:14
• Club Foot (Live @ Cabinet War Rooms)
• L.S.F. (Jagz Kooner Mix - Full Version)