Rihanna Just Wore The Skimpiest Black Bikini On Instagram–Her Curves are Unreal!

"Only 500 of these GIANT sized versions of #theRIHANNAbook in the world," the Grammy-winning pop star captioned her shot, which showed her lounging upside-down atop the book. Only Rihanna would think to use the book as a prop in a 'kini shoot!

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Fans were quick to shower the Barbados singer with praise, calling her "iconic" and "the queen of everything." The sexy poolside pic has garnered nearly 3.5M likes so far. Safe to say Rihanna definitely knows how to make a splash!

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However, fans also made it clear that they were waiting for more than just a book announcement--they wanted to know whether Rihanna would be dropping new music anytime soon!

"Is the album included," one fan wrote in the comments. "Girl we don't want books, we want new music smh," another opinionated user added.

(Rihanna last released music five years ago in Jan. 2016 with Anti.)

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Still, at least super-fans have this new rare book to look forward to!

Only a limited number of copies will be available, in which "Rihanna's remarkable story unfolds in 504 pages and more than 1,000 images, along with gatefolds and special inserts including bound-in booklets, a die-cut tip-in sheet, and a double-sided removable poster,” according to the website.