Nicola Rachele-Beth Grahame (born 28 April 1982 in Watford, Hertfordshire) is an English model, columnist and television personality, who rose to fame in the UK when she was chosen to be a housemate on Big Brother 7 in 2006. Grahame's conspicuous temper tantrums divided viewer opinion during her time on Big Brother and subsequently led to her being given her own reality television show entitled Princess Nikki.