Eventually, Howlett chose the DJ Hype remix to be released on the single. Prior to the release of the single Liam Howlett was presented with three remixes of the title song, one by Jonny L, one by DJ Hype and one by Slacker.

The track also contains samples from 'Funky Man' by Kool & the Gang 'In Memory Of' by Randy Weston 'Bulls on Parade' by Rage Against the Machine 'House of Rising Funk' by Afrique and 'Nana - The Dreaming' by Sheila Chandra The female vocals in 'Smack My Bitch Up' were performed by Shahin Badar. Keith had previously been sampled by the Prodigy in the track 'Out of Space'. The original lyrics, performed by rapper Kool Keith, are: 'Switch up change my pitch up / Smack my bitch up like a pimp'. The vocals are sampled and altered from the Ultramagnetic MCs song 'Give the Drummer Some'. The band defended the song, saying that the lyrics were being misinterpreted as misogynistic and the song actually meant '…doing anything intensely…' The song led to a publicised disagreement at the 1998 Reading festival after the Beastie Boys asked the group not to play the track. The lyrics 'Change my pitch up / Smack my bitch up' are repeated through the whole song, as can be heard in the sample below. Put them together and you get 'Smack my bitch up', in other words to inject heroin into your main vein in your arm. 'Bitch' being slang for the main vein running down your arm in which heroin is usually injected. The phrase does not mean to hit your girlfriend, nor does it advocate violence toward women as it literally implies. The phrase 'Smack my bitch up' translates to: 'Request another to inject you with Heroin or get you high. The song was highly controversial because its lyrics, title and music video were believed to promote using of heroin. It was the third and final single from the album The Fat of the Land. 'Smack My Bitch Up' was the twelfth single released by the British big beat band The Prodigy on November 17, 1997.

The prodigy smack my bitch up