Substance is a compilation album by English alternative dance band New Order. It was released in August 1987 by Factory Records. The album compiles all of the band's singles at that point in their 12-inch versions, along with their respective B-side tracks. The then-newly released non-album single "True Faith" is also featured, along with its B-side "1963" and new versions of "Temptation" and "Confusion".

"The Perfect Kiss" is a song by the English alternative dance and rock band New Order. It was recorded at Britannia Row Studios in London and released on 13 May 1985. It is the first New Order song to be released as a single while also included on a studio album (Low-Life). The vinyl version has Factory catalogue number FAC 123 and the video has the opposite number, FAC 321.