Darcy Miller
Darcy Miller is the editorial director of Martha Stewart Weddings and the author of "Our Wedding Scrapbook," a keepsake-maker for brides. Today, she talks about the three registry must-haves.

Amy Irving
Amy Irving was brought up in the world of theater and starred in the American premiere of Tom Stoppard's "The Coast of Utopia" at New York's Lincoln Center. Today, she joins Martha to make decorative picture frames using candy molds. Amy has used her passion of photography to create a calendar with her "The Coast of Utopia" cast mates, with all the proceeds going to Broadway Cares/Equity Fights AIDS.

Preston Bailey
Preston Bailey is internationally known for his creations of the most extravagant weddings for royal families across the globe. Preston is the author of three best-selling books, including his latest, "Inspirations." Today, he is here to make floral chandeliers.

Monique Lhuillier
Monique Lhuillier moved to Los Angeles as a young adult to attend the Fashion Institute of Design and Merchandising. In 1996, Monique launched her first bridal collection. Today, she shares a fashion show featuring some of her latest designs. For more information about the Gold Label Monique Lhuillier Barbie featured on today's show, visit barbiecollector.com. If you're a collector and would like to purchase the doll, go to collectiblestoday.com. Special thanks to Mattel.

Gardening with Tony Avent
Tony Avent is the owner of Plant Delights Nursery Inc., which features rare and unusual perennials, hostas, and native plants. He is the author of "So You Want to Start a Mail Order Nursery?". Today, Tony joins Martha to talk about methods of plant propagation.

NASA
For more information on NASA, visit nasa.gov.

Macy's
Special thanks to Macy's for providing the gift certificate during our Viewer Mail segment.