Ariel Winter Slams Birth Mom Calling Sister: Most Amazing Mother I've Ever Known

The feud between Ariel Winter and her mom took a nasty turn on Mother's Day. On Sunday, the Modern Family star posted a photo of her sister, Shanelle Workman, on Instagram where she gushed about her sister being a motherly figure. She also thanked her 37-year-old sister for raising her. "You are the most amazing mother I've ever known and we are all so grateful for you! I will always have a special place in my heart for those years you raised me as your own," Winter wrote in the post.