The "Hero" singer is directing and starring in a Christmas-themed TV movie for America's Hallmark Channel, and the company is sponsoring several of her concerts over the festive season.
She is also set to ride on the Hallmark float during the annual MACy's Thanksgiving Day Parade in New York City on November 26, and now bosses at the company are looking to expand their work with Carey.
Bill Abbott, Chief Executive of Hallmark's parent company Crown Media, has revealed they are hoping Carey will soon be able to design her own range for the company's iconic cards brand.
"She does so much for our brand, and we are doing the same for her. We're looking at future projects like greetings cards.