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"Britney Spears co-wrote her new single &amp;#039;Work Bitch&amp;#039;, according to producer Antony Preston. The producer - who revealed that he worked alongside will.i.am on Spears&amp;#039;s upcoming album - responded to fans questions on Twitter earlier today (September 8).  The &amp;#039;Toxic&amp;#039; singer is expected to release her new single as part of her &amp;quot;top secret&amp;quot; announcement on September 17. Asked if Spears co-wrote the single, Preston replied: &amp;quot;Yup... Of course she did!&amp;quot; He also tweeted: &amp;quot;The fuse has been lit.... I can&amp;#039;t wait for the BOOM! #GameChanger #Grateful #Privileged.&amp;quot; Yesterday, Spears confirmed that she is currently shooting the music video for the new single. She posted a picture from the set of the video to Instagram on Saturday and told fans that she had &amp;#039;danced her ass off&amp;#039; during filming.  Her new record - expected to be released later this year - will serve as the follow-up to 2011&amp;#039;s Femme Fatale. She has worked with Sia, Danja, William Orbit and Naughty Boy on the LP. The new track is said to sample RuPaul&amp;#039;s 1992 hit &amp;#039;Supermodel (You Better Work)&amp;#039;. Her publicist told Digital Spy: &amp;quot;Britney has been using a vocal coach and going to regular sessions and has also been working hard with her choreographer in preparation for what&amp;#039;s coming up. &amp;quot;With album eight on its way and a rumoured Las Vegas residency in the pipeline, eagle-eyed fans have spotted that all of Britney&amp;#039;s social networks have adopted a blacked-out theme... the mystery continues!&amp;quot; Watch the music video for Spears&amp;#039;s previous single &amp;#039;I&amp;#039;m A Slave 4 U&amp;#039; below:      "^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.digitalspy.com/music/news/a513633/britney-spears-co-wrote-new-single-work-bitch-says-producer/>