Undoubtedly benefitting from four weeks of airplay before its release - clearly it wasn't an 'on air, on sale' choice - On The Floor, which features a rap from Pitbull, is Lopez's third number one, following Love Don't Cost A Thing (2001) and Get Right (2005).
First week sales of 133,179 copies - the highest by any single for 11 weeks - represent a new high for Lopez, whose best week hitherto came when her first single If You Had ...
Register for a Music Week trial to access this article.
Sign up for your free trial to Music Week, the no 1 weekly trade magazine for anyone who needs to understand the business of music. For four whole weeks we will provide you with great, in-depth journalism that gets right inside the business of music in print and 24/7 online. With both the print and digital edition you will be able to enjoy the whole Premium experience of a subscription to Music Week - absolutely free.Start your free trial