Disney Frozen Sing and Swing Olaf: Olaf loves to perform and entertain you! This summertime Olaf will be sure to make you smile as he dances and sings his iconic “In Summer” song. Olaf’s mouth and head really move as he dances to the beat! He even wears his hat and cane inspired by his outfit in the film. He’ll be sure to make you laugh and he’s excited for you to join him in song and dance!