Melissa McCarthy Shares Rare Photo of 18-Year-Old Daughter Vivian as She Heads Off to Prom!

Melissa McCarthy‘s daughter Vivian is all grown up! On Friday (May 30), the 54-year-old Bridesmaids actress took to her Instagram Story to share a very rare photo of her 18-year-old daughter all dressed up as she heads off to prom. "Thank you to @sherrihill @realkarahill @dandridesigns for making Viv's prom dreams come true," Melissa wrote