You aren't the only one ready to celebrate the return of Mad Men. The cast and crew did just that with a Mad Men premiere screening event at the Director's Guild of America and party at Sunset Tower Hotel in Los Angeles. Get a glimpse of the festivities with this Red Carpet Photo Gallery, where you'll find creator Matthew Weiner alongside stars Jon Hamm, Elisabeth Moss, Vincent Kartheiser, January Jones, John Slattery and others.

The special two-hour premiere of Mad Men airs Sun., Apr. 7 at 9/8c on AMC.