 " S & M " was the fourth single from the album Loud to be released in the US and the third in other countries . It was sent to contemporary hit and rhythmic radio stations in the US on January 23 , 2011 , and to urban playlists on February 27 , 2011 . The single was released on iTunes Stores throughout Europe and South America on February 11 , 2011 . In Argentina , Brazil and certain territories throughout Europe , the song was released as an extended play ( EP ) on February 18 , 2011 ; this consisted of the single version of " S & M " and two remixes by Audé and Samson . On February 28 , 2011 , a compilation was released worldwide as a digital package consisting of remixes by disc jockeys Audé , Samson and Joe Bermudez . " S & M " was released as a CD single in Germany on March 18 , 2011 . On April 11 , 2011 , the remix single featuring Britney Spears was made available to download worldwide . In the United Kingdom , " S & M " was deemed too explicit for daytime airplay ; it was edited to remove references to sex , chains and whips , and was renamed " Come On " for BBC Radio 1 . 
