The model, aged 23, was accompanied by her boyfriend Elliot GRAINGER as they headed out to dinner at Giorgio Baldi in Santa Monica, Calif.

Sofia, 's famous brother-in-law, joined the engaged couple. The couple had dinner with Joel Madden, a rock star who is also

married to Sofia Richie's older sister Nicole Richie. After the meal, he was seen leaving with the couple.

Elliot, a music executive, is the son of Lucian Grainge who was the legendary chairman/CEO of Universal Music Group. Their engagement was announced back in April.