Happy Planner 2025 Insert Pages. The classic happy planner is our most popular planner size and has the perfect amount of space for writing, planning, and prioritizing projects. However, with the new year just around the corner, it’s time to start thinking about getting a refill for my happy planner for 2025.

The big size has the most room for daily planning, writing, and decorating and is the. Refills are printed on bright.