Pseudonym the attempt was not entirely successful – and the two are still sometimes confused by booksellers. A pen name may be used specifically to hide the identity of the author, as in the case of exposé books about espionage or crime, or explicit erotic fiction. Some prolific authors adopt a pseudonym to disguise the extent of their published output, e.g. Stephen King writing as Richard Bachman. Co-authors may choose to publish under a collective pseudonym, e.g., P. J. Tracy and Perri O'Shaughnessy. Frederic Dannay and Manfred Lee used the name Ellery Queen as both a pen name for their collaborative
What About Us (The Saturdays song) spot on the UK Singles Chart. This became the band's first ever number-one single in the United Kingdom. For every one copy that Timberlake's "Mirrors" sold, The Saturdays sold two more copies of "What About Us". "What About Us" sold 114,000 copies in the first week of release, making it, at the time, the fastest selling single of 2013. The track sold 40,000 copies more than Timberlake, who was pushed back to number-two on the UK Singles Charts. The band said they were thrilled to be the UK's number-one with "What About Us". They went on to thanking their fans