GLAMOROUS FERGIE KEEPING IN SHAPE FOR NEXT WEEK'S WEDDING!

With her wedding only a few days away on Jan. 10, Fergie is busy tightening and toning her body to make herself look a little more Fergilicious in her wedding dress.

And it's been no easy task after being forced to gain weight for her role in the upcoming movie, Nine.

"It's hard, I've been working out every day," she said before her New Year's Eve concert in Las Vegas at The Venetian.

Her pre-wedding workout routine: "A lot of hiking and doing a bunch of sit-ups, working my butt off and just, you know, try to maintain and stay healthy." More at the source....

Source: PEOPLE