London, Nov 22 - Singer Katy Perry has rubbished reports that she is expecting a child and says the fuller figure is because she has been gorging on fast food.

The 27-year-old, who is married to actor Russell Brand, sported a curvy figure during the American music awards Sunday.

"I like In-N-Out Burger and Taco Bell and if you want to make that pregnant that's your problem," contactmusic. com quoted Perry as saying.(IANS)