Disney Mickeys Fun To Be One Beverage Napkins. Fun to be One 1st birthday party theme is the perfect design for a boys first birthday. Mickey S Fun To Be One Birthday Party Ideas Mickey Mouse Birthday Cake Mickey Mouse First Birthday Mickey First Birthday Entertained with balloons decorating different types of rides cartoon characters inflated characters. Fun to be one birthday theme . The blue and silver accents of this birthday party theme will help you style an impressive event. Make sure your party lives up to its themes title by including some games and activities from our Fun To Be One collection. The Fun to be One theme is a sweet and stylish theme for your baby. Here are 15 of our favorite themes for first birthday parties. These creative and unique birthday party themes are way better than those party store ideas. 16 Piece s 249 was 499. Create excitement for your little girls very first birthday by taking your friends and family on a thrilling safari rid...