Wedding Gown:

You first see this dress when Giselle was animated as well as this dress. When she is transformed into the real world, her huge dress comes with! Creating a pretty big problem for Giselle, trying to move around in it through the busy streets of New York City.
Giselle wears a huge white wedding gown with white puff sleeves, hoop skirt and white accents. Giselle's shoes are heeled white victorian style boots.

"Thats How You Know" Dress:

Giselle makes this dress out of Robert's curtains. She wears this dress throughout the "That How You Know" musical number.
A blue with pink flowers pattern overlays a white and pink layered skirt. If you look at the detail picture you can see the flowers on the blue part of her dress is in fact Mickey heads.

Shopping Dress:

During the scene where Giselle and Morgan shop together and when Giselle goes on a date with Edward Giselle wears this dress which she made out of a rug.
A multi-colored floyal dress that she wears with magenta strappy sandels with a flower on top.

Ballroom Scene Gown:

This dress is the one Giselle and Morgan picked out from their shopping spree. Giselle wears it during the ballroom scene and "So Close" musical scene.
A purple mermaid-cut dress with silver straps and earrings with see through "glass" slippers.

Ending Yellow Dress:

You see this dress at the very ending of the film when Giselle, Robert, and Morgan are dancing.