Cups sewn into dress or plunging back bra?

Does anyone have any experience with cups sewn into their dress or with a plunging-back bra? My dress is too low-cut in the back for a regular strapless bra (see below), Page 3.

Adhesive Clip Bra, Self Adhesive Backless Bra

Sew bras inside backless dresses Fashion, Sewing dresses, Clothes

Buy sealsea Womens Low Back Bra Wire Lifting Deep U Shaped Plunge Backless Bra with Convertible Clear Straps and other Everyday Bras at .

Womens Low Back Bra Wire Lifting Deep U Shaped Plunge Backless Bra with Convertible Clear Straps

How to Turn Ready-made Bras into Strapless Dress Support - Threads

Cups sewn into dress or plunging back bra?, Weddings, Wedding Attire, Wedding Forums

How to Sew Bra (Bust) Cups Into Any Blouse Or Dress

5 Tips on How to Wear Dresses without Bras - PromGirl

Looking for opinions on what bra to wear with my wedding dress!!! Here's my dress and two options, the first are cups that stick to the material to add lift and the

The 15 Best Wedding Dress Bras & Where to Buy Them

Looking for opinions on what bra to wear with my wedding dress

Buy ButtonMode Padded Bra Cups Insert or Sew In, Instant Push up Size up Lift up Support, Breast Enhancer for Bridal and Dresses and other Pads

Padded Bra Cups Insert or Sew In, Instant Push up Size up Lift up Support, Breast Enhancer for Bridal and Dresses