It's Sally's birthday, and she's in for a big surprise when her favorite toys, Hum Bear and Melody Mouse, magically come to life to throw her the best party ever! Sally and her brother Jonathan are whisked away to Wee Sing Park where they are met by a merry marching band and lots of friends with special presents. Children will love learning new dances while singing along with 21 familiar songs in this inviting story that's sure to provide hours of quality entertainment.