"643 (Love's On Fire)" is a single which appeared in DJ Tiësto's first album, In My Memory titled as Flight 643 and was later adapted with vocals by Suzanne Palmer. A megamix was released, just like Lethal Industry's Lethal Edit, the track includes remixes by Oliver Klein, Oliver Lieb , Orkidea, Quivver, and Richard Durand. 643 (Love's On Fire) also appears on the Disc 2 of the Tiësto's album In My Memory.