<p><br /> Mariah Carey and her husband are fuelling speculation that they are expecting their first child.<br /> </p><p><br /> The actress and singer, 40, has pulled out of her role in Tyler Perry's film, For Colored Girls Who Have Considered Suicide When the Rainbow is Enuf.<br /> </p><p><br /> The star's husband took to Twitter to quell the gossip, but only made matters worse.<br /> </p><p><br /> Nick Cannon said: "If & when my wife is ready to make ANY announcements about private matters she will do it personally."<br /> </p><p><br /> The couple, who have been married since 2008 and recently renewed their vows, have made no secret of their wish to have children.<br /> </p><p><br /> Grammy winning star Mariah also gave a cryptic clue at an awards do, saying: "Something else very special is on the way."<br /> </p>
