(Cover) - EN Showbiz - Sources have claimed the theme for Nicole Richies wedding is set to be old-fashioned romance.

The 29-year-old style guru is expected to marry 31-year-old Good Charlotte rocker Joel Madden next month.

The pair announced their engagement earlier this year, and already have two children together; daughter Harlow Winter Kate, two, and one-year-old son Sparrow James Midnight.

Nicole and Joels ceremony is expected to happen in early December, and sources have revealed what guests can expect on the big day. It is expected that with fashion designer Nicoles impeccable taste, the wedding will be a classy affair.

The theme is old-fashioned romance, and as with everything Nicole does it will be absolute perfection, a source told more! magazine.

It is believed the ceremony will be relatively small, and is set to take place at Nicoles musician father Lionels Beverly Hills estate. According to website Radar, there will be about 75 family members and close friends present, and Nicoles maid of honour is expected to be best friend Masha Gordon. Joels twin brother and Good Charlotte guitarist Benji will be the best man. It has been reported Harlow will be flower girl, with Lionel set to walk Nicole down the aisle.

Previous reports have suggested Nicoles pal Christina Aguilera will perform, with Good Charlotte also expected to provide musical entertainment. With so much already planned, Nicole is said to be feeling relaxed, and cannot wait for her moment of glory.

Joels the love of Nicoles life and now theyve finally set a date shes buzzing, added the insider. A top Hollywood wedding planner whose previous clients have included Jennifer Lopez is said to be helping with the wedding organisation. (C) Cover Media