white floral dress midi Whitetail 3D In XS This floral print midi dress has a cute bust detailing and ruffles Novoli Floral Embroidery Midi Dress

If you plan to be on the dance floor all evening, look for a mermaid style with a higher flare point or a back slit that gives you room to move without sacrificing the silhouette

High heels, pumps, wedges and pointed-toe flats look perfect with a plus-size A-line dress

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Shoulder to hemline length: 32"

UPDATE She changed into a ruby red slipper gown for her performance at the start of the show, but is back in the champagne for the show itself!

Pisarro Nights cold shoulder ankle-length beaded dress, $250, David's Bridal Simple Tea-Length Dress If embellishments are not your thing, opt for this strapless tea-length number in a dark burgundy hue