Joe Manganiello debuts new girlfriend at gala 5 months after filing for divorce from Sofia Vergara

Joe Manganiello and his new girlfriend Caitlin O'Connor made their red carpet debut just months after the actor filed from divorce from Sofia Vergara.

Manganiello, 46 and O'Connor, 33, are rumored to have met at a party in September and started "casually seeing each other" before becoming an official couple at the end of the month, per People magazine. Caroline Thayer is an entertainment writer for Fox News Digital. Follow Caroline Thayer on Twitter at @carolinejthayer. Story tips can be sent to caroline.thayer@fox.com.

A source from the event, held at Cipriani, told Fox News Digital that the couple "seemed so into each other" and remained together throughout the event. Manganiello was particularly kind and opted to take photos with other attendees, many of whom were also Armenian.