 It s Annie s birthday and all her friends have given her balloons - they re her favorite! She s so excited, until a big gust of wind blows them away. Not to worry, Annie s big brother, Leo, is determined to get them back. He and the team go on a mission to rescue the balloons, following the balloons all the way to Antarctica where Leo ice skates to save the balloons from a pointy iceberg. Annie is delighted and she and her friends have a polar birthday party!