The 78-year-old fashion icon shared photos of a family outing in Los Angeles on Monday
She was joined by her son Prince Alexander von Furstenberg, 51, his wife Ali Kay, 36, and their youngest son, ten-month-old baby Vito
Alexander and Ali got married in September of 2020, over a decade after they first got engaged
The couple also have a son named Leon, born in 2012, while Alexander has adult children Talita, 21, and Tassilo, 19, from his previous marriage