My First Ski / It's fun being at Kazama-kun's house / Action Mask and Xmas

Shin-chan and Hiroshi experience a snow storm while skiing, so they return home. Shin-chan visits Kazama's house and gets amazed to see such a beautiful house. Later, he acts mischievous and ends up messing the entire house. Shin-chan meets Action Mask on Christmas day but later, gets to know the fact that it is Hiroshi dressed up as Action Mask and feels sad.