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Ever wonder what it was like inside GWEN STEFANI and GAVIN ROSSDALE's romantic nuptials? Or BRITNEY SPEARS' fun baby shower?

MARK HELD and RICHARD DAVID of the celebrity fave Mark's Garden, along with PEGGY DARK of The Kitchen, have joined forces to create Fabulous Parties: Food and Flowers for Elegant Entertaining, an all-new how-to book which divulges details on some of Hollywood's hottest events while offering sound advice on how to create your own special celebration.

The new book, on sale Tuesday, is packed with info from three of L.A.'s best party providers and also includes never-before-seen pictures of celebrity wedding themes!