According to TheLavaLizard:
“Carey first hinted that she had spent time with Miguel in the lab after boasting via Twitter about seeing him at the recording studio. Although, she didn’t share any further details about the possible duet, she has since confirmed that the official lead single from her LP has been mixed for its impending debut.”
The site adds:
“In the latest development in the Curious Comeback of Mariah Carey, individuals close to the diva’s project have let it slip that new music is finally on the way.
Carey’s makeup artists, Kristofer Buckle, stated that he had been on the set of an unnamed video shoot throughout the weekend while director Joseph Kahn (Britney Spears’ “Toxic”, Eminem and Rihanna’s “Love the Way You Lie”) followed shortly after with news that he just finished latest production.
Carey’s close friend, media personality B. Scott, added that he was happy to meet Khan on the set.
However, direct proof was provided by sound mixer Fletcher Alliston, who clearly stated that he had been on the set of a Carey/Miguel shoot before removing the tweet.
Read more over at the LavaLizard