Bradley Cooper, 49, is finally engaged to girlfriend Gigi Hadid, 29, Squashing Breakup Rumors After not Attending Family-Oriented Event Without Her, and also announce they are expecting… See more

The insider added that, initially, they weren’t certain it would last, but Cooper and Hadid have proven to be deeply devoted to one another.

“They are both busy but manage to spend time together and are enjoying each other,” the source said. “I wasn’t sure this was anything other than a casual fling when it started, but it has grown more serious.”

Another source continued, saying they make their relationship a priority and have a healthy dynamic: “They talk about serious things and also joke a great deal.”

A third source piggybacked off the sentiment, sharing the couple have “a good solid social life,” as they enjoy each other’s company and the company of many of the same people. They also revealed Hadid had a crush on the A Star Is Born actor before they became an item.