Washington, May 14 : American singer Jessica Simpson has dismissed rumours that she is pregnant with her boyfriend, American footballer Tony Romo's child.

Rumours about her pregnancy started spreading at the weekend after she was pictured performing at the San Antonio Bud and Beer Festival in Texas with a bulging belly.

But 28-year-old Simpson's representative, Lauren Auslander, has put down the rumours.

"She is not (pregnant)," Contactmusic quoted Auslander as telling TheCelebrityTruth. com. (ANI)