Nikki Bella, 36, shared the joy in celebrating her fiance Artem Chigvintsev and his partner Kaitlyn Bristowe‘s first win on Dancing With the Stars with their three-month-old son Matteo and it was the cutest sight to see! The former professional wrestler shared a video of herself talking about the victory while she and the tot were hanging out with her sister Brie Bella and three-month-old nephew Buddy just minutes after the win was announced, and they even sang an adorable song.