Sofia Vergara, Ellie Goulding: Why Marchesa Met Gala Dresses Took More Than 1,000 Hours to Make

— -- At Monday's Met Gala, the stars wore intricate gowns that fit with the night's theme, "China: Through the Looking Glass."

And while it took the stars a few hours to prep for the A-list event, their dresses had been in the works for weeks.

Marchesa designers Georgina Chapman and Keren Craig outfitted Sofia Vergara, Ellie Goulding and Poppy Delevingne for the big evening, as well as themselves.

"Each of these women have their own distinct personal style," the designers said. "We are thrilled to see how they embody the confident spirit of Marchesa on the red carpet."

From the custom gown they made with Vergara to the customizing they did for Goulding's dress, each piece of clothing took hours upon hours and tons of energy.

Here are a few stats on each:

Sofia Vergara

The dress: Custom Grecian gown with hand dip-dyed ombre silk tulle and rose gold thread work and crystal embroidery

# of hours: 250

Types of material: 6

Ellie Goulding

The dress: Platinum tiered bugle bead fringe dress with white opal and crystal embroidered neckline

# of hours: 500

Types of material: 12

Poppy Delevingne

The dress: Over-sized silk flower gown with full organza skirt and belt

# of hours: 150

Types of material: 8

Keren Craig

The dress: Ball gown with floral threadwork and feather appliqué top with a silk faille skirt

# of hours: 150

Types of material: 6

Georgina Chapman

The dress: Crystal and threadwork embroidered ombre t-length with draped fringe cape

# of hours: 300