The 28-year-old singing sensation posted a shot of the bottle on her Facebook page, and said it is a follow up to her previous perfumes - Purr and Meow, reported the Hollywood life.
She held a fragrance launch party in New York on May 2, when she greeted friends and fans while perched on a throne at the James B Duke Mansion.
"Just had an elegant unveiling of my new fragrance Killer Queen at the Duke! Can't wait to share the royal juice! so sophisticated," she posted on Twitter.