Why did The heffley's give away sweetie?

The Heffleys gave away Sweetie, their pet dog, because they struggled to manage his behavior and energy levels, which often caused chaos in their household. Despite their love for him, they felt it was best for both Sweetie and the family to find him a new home where he could thrive. This decision highlighted the challenges of pet ownership and the importance of finding the right fit for both pets and families.