MAC confirmed the news with their own INSTAGRAM announcement:
Good girl? Bad girl? Glam girl? Ask #VIVAGLAM @ArianaGrande! Go deep dark in her matte plum Lipstick, or good, good in shimmering pink Lipglass. Paint the town GLAM! Available in select markets starting January.
A photo posted by M?A?C Cosmetics (@maccosmetics) on