A-List Couples Glam Up at Last Year's Emmys

Seth Meyers arrives with Alexi Ashe at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Young loves Sarah Hyland and her boyfriend Matt Prokop arrive at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Will Arnett arrives with his now-estranged wife Amy Poehler at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Modern Family funnyman Jesse Tyler Ferguson and boyfriend Justin Mikita are terrific in tuxes at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Jon Hamm and his wife Jennifer Westfeldt arrive at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

The Office's John Krasinski arrives with his wife Emily Blunt at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Jimmy Fallon and his wife Nancy Juvonen arrive at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

Bones star David Boreanaz and his wife Jaime Bergman are all smiles as they arrive at the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

In happier times, fashionista Heidi Klum and her then-husband Seal arrive on the red carpet of the 63rd annual Primetime Emmy Awards at the Nokia Theatre in downtown Los Angeles on September 18, 2011.

This year's 64th Annual Primetime Emmy Awards are this Sunday -- just a heartbeat away! What couples will make Emmy night their date night? We don't know yet! But we know who did last year! Some of Hollywood's most prominent couples (and some who aren't even together anymore) hit the red carpet to show off their sizzlin' style and celebrate the 63rd Annual Primetime Emmy Awards on September 18, 2011. Click through to see how the glam twosomes fared on TV's biggest night. First up are Jon Hamm and longtime love Jennifer Westfeldt who were mad about each other at last year's Emmys.