updated 04/29/2014 AT 4:00 PM ET
•originally published 04/30/2014 AT 8:00 AM ET
If you’ve got it, flaunt it.
In an exclusive photo in this week’s PEOPLE, the couple joined close friends Cindy Crawford and her husband, Rande Gerber, in Santa Barbara, Calif., just five days after Clooney proposed to the stunning London lawyer, to celebrate Gerber’s 52nd birthday as well as their own happy news.
The actor had visited Dubai in March to meet his Lebanese-born, Oxford-educated leading lady’s family, spending time on a yacht excursion with her siblings, says a relative of Alamuddin’s.
“They found George very easy to get along with, cool,” the family member tells PEOPLE. “They felt at ease with him immediately.”
Reporting by ELIZABETH LEONARD and PETER MIKELBANK
For much more on George and Amal’s engagement news, including a closer look at the woman who won the heart of the ultimate Hollywood bachelor, pick up this week’s issue of PEOPLE