The soon-to-be-wed couple meet up with the Mouses. Plus: Lindsay Lohan, Hilary Duff, Orlando Bloom and more

HER NEW GUY?

Another special guest at the Duffs' party: club promoter Frankie Delgado, who gave the singer an extra boost. The two have been spotted getting close around Los Angeles, hanging out at nightspot Joseph's and dining out at West Hollywood eatery Il Sole.