Kristina Rihanoff and her family had the best weekend as they gave a huge welcome to their new pet, a dog named Ray.Taking to Twitter, the former Strictly Come Dancing star showed off the family's new addition in an adorable picture that featured her and partner Ben Cohen, their daughter Milena and Ben's twin daughters Harriette and Isabelle.MORE: Former Strictly star Kristina Rihanoff pays rare sweet tribute to partner Ben Cohen"We are excited to announce that we are welcoming to our family