"Thank you @jeffleatham @coltonlhaynes for including us in the most magical night," Grossman wrote on Instagram. "Wishing you a lifetime of love and happiness and champagne and dancing and matching sparkly jackets."
The Keeping Up With the Kardashians star officiates the ceremony.
The two grooms share a sweet moment.
The actress poses with her hubby.
The Modern Family star and her hubby tear it up on the dance floor.
Sofia Vergara's hubby hams it up.
Haynes' American Horror Story co-stars take a selfie.
The actor poses with his hubby.
The two are all smiles.
Cake time!
Billie Lourd makes an attractive offer.
A view of the dining area.
Flowers, flowers everywhere! Thanks Jeff Leatham!