Mariah's World Mariah Carey's Hollywood Walk of Fame star vandalized with question mark 01/11/2017 Mariah Carey's star on the Hollywood Walk of Fame has been tagged with a blue question mark next to the singer's name. Read More RELATED NEWS Mariah Carey "inspired" by fans after her bipolar disorder announcementMariah Carey reveals struggle with bipolar disorderMariah Carey and Bryan Tanaka cozy up at Golden Globes after-party TAGS: Mariah Carey