Black Eyed Peas frontman Fergie, 33, and her actor fiance Josh Duhamel have set their wedding date for June 2009.

“Fergie has just started interviewing wedding planners. She’s also working with Chanel designer Karl Lagerfeld on getting her fantasy gown,” a source told In Touch Weekly.

“They are taking their time to get everything right. They only plan on getting married once.”