You could have a cookie decorating station with Christmas-themed shapes. Also, have everyone come dressed as characters from the story.
You could go for classic Christmas treats like gingerbread cookies and mince pies. They always add to the festive feel.
For a 1920s themed party, a wife could wear a flapper dress. It was a symbol of the women's liberation movement of that era. The dress is usually short, with lots of fringe and beading, and paired with a long string of pearls and a headband with a feather.
You could have guests dress up as their favorite caricature characters. Also, have a caricature artist draw guests' portraits as party favors.
You could have a race car-themed party with checkered flags and toy cars as decorations. Serve food in car-shaped containers!
You could have a Santa Claus look-alike contest or a cartoon character costume party. Also, decorate the place with cartoon-themed Christmas ornaments.
You could have a gingerbread house decorating contest. It's fun and gets everyone in the holiday spirit!
You could have car-shaped cookies and cupcakes. Also, decorate the place with cartoon car posters and balloons.
Start by choosing a venue that fits the theme, like a cozy living room with a fireplace. Then, decorate with Christmas lights, stockings, and maybe a fake snow machine. For food, serve gingerbread cookies and hot chocolate.
One idea could be a story about a lonely snowman who comes to life on Christmas Eve. He sets out on a journey to find a family to celebrate with. Along the way, he meets various animals that help him understand the true meaning of Christmas, which is love and togetherness.
For a church event, a live nativity scene is a wonderful way. Have members of the congregation dress up as the characters and recreate the stable setting outside the church. It gives a very real and immersive experience for those watching.