Tyra Banks has sacked her manager for allegedly being a bigger diva than she is.

The talk show host has parted ways from Benny Medina of Handprint Entertainment and insiders say her decision came after he "forgot who the star was."

Hong Kong fans of U.S. singer Mariah Carey were not able to watch their idol perform live as a conflict between her management and promoter forced the pop diva to cancel a scheduled concert over the weekend.

Benny Medina, the singer's manager said the concert promoter defaulted on their financial terms which forced the cancellation of the show, as he denied speculations poor tickets sales of unreasonable demand by Carey, caused the cancellation of her show in Hong Kong, China.

It's no secret that "Simple Life" star Nicole Richie has gone from a chubby little cutie, to an impoverished looking pipe head, but now - at 24 years old, she's reported shopping in the children's department just to find clothing to fit her.

A size 0 is said to hang off of her. Friends and family are said to be very concerned about her anorexic looking appearance.