Sex with an X is the second studio album by the Scottishalternative rock band The Vaselines, which was released on 14 September 2010 on Sub Pop. The first single from the album, "I Hate The 80's" was released on 10 June 2010. The second single, the title track "Sex with an X", was released on 24 August 2010 with a B-Side entitled "Roaster", while the third single "Mouth To Mouth" was released on Valentine's Day, 14 February 2011.
On 9 September 2010, guardian.co.uk streamed the entire album on its Music Blog. The album was released with a track by track guide written by The Vaselines.