When Polly enters SnowFest, the famous winter sports competition, she must team up with Grandma to avoid Griselle's efforts to sabotage the competition and steal the locket.

Lila gets caught up imitating her favorite social media personality and ditches her responsibilities at the local food drive. Now, Polly and Shani must sneak into an exclusive party to save her from herself and save the food drive from disaster.