After finding out her grandmother won't be visiting for Christmas, Lucy decides to cheer herself up by throwing the ultimate New Year's Eve party. Meanwhile, Charlie Brown tries to fulfill one of his resolutions before the clock strikes midnight.

Charlie Brown is determined to win the big baseball game. But things turn into a fiasco right before the matchup, when Sally bonds with a little flower on the pitcher's mound and vows to protect it at all costs.

Quiet, kindhearted introvert Marcie has lots of brilliant ideas to help her friends achieve goals and solve problems. But when the world takes notice and the spotlight lands on her, sharing those ideas becomes a challenge.

Franklin is new to town and hoping to make friends, but his usual tactics don't work on the Peanuts gang. When the Soap Box Derby arrives, he's sure it's a chance to impress new pals and teams up with the only other unpartnered kid: Charlie Brown.

When Sandy and Carly set out to make an art project together, Sandy focuses on its form and Carly focuses on its function. But when their ideas clash and the project fails, they learn that it needs the right mix of both of their ideas to succeed.

Next stop, the Sodor Sings festival! Thomas and his friends work together to deliver everything needed for a fun night at the island's big musical event.