Chrissy Teigen has melted her fans' hearts on Instagram after she posted an adorable snap from her daughter's ballet class.MORE: Chrissy Teigen shares amazing Hooters-themed party – and fits into old uniformThe model is the mother to two children, daughter Luna, aged four, and son Miles, aged two.In the adorable snapshot, Chrissy's daughter was hugging a friend, and although the youngster wasn't wearing traditional ballet shoes, she was rocking the cutest pair of boots patterned in the style of