The singer - who finished fourth in the 2011 series of The X Factor - will make her debut mixtape Why Hello World available to download on Friday (April 27).
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"My Mixtape *Why Hello World* Is Out This Friday ☺ #TeamMishaB," she tweeted.
Misha B later added: "!Take Note! This isn't my Album This is a mix that consist of NEW songs& Covers by artist Past n Present..The Album Is Yet To Come♥ 2days."
Misha B received support from fellow recording artists following her exit from The X Factor in December, with US star Missy Elliot predicting big chart success for her.
Meanwhile, former X Factor judge Cheryl Cole is reportedly a huge fan and wants to work with her on a project in the future.
Watch Misha B perform on The X Factor below:
