Mariah Carey's attempt to trademark the title 'Queen of Christmas' sparks legal battle

Mariah Carey Tries to Trademark 'Queen of Christmas,' Singers Hit Back

Here’s Why Mariah Carey Is Facing a Legal Battle Over ‘Queen of Christmas’ Nickname

Mariah Carey’s Move to Trademark ‘Queen of Christmas’ Angers Fellow Holiday Music Singers Darlene Love and Elizabeth Chan