"I Just Called to Say I Love You" is not originally a song by Kina Grannis. It was actually written and performed by Stevie Wonder in 1984. Kina Grannis, along with other artists, has covered the song in her own style. The song depicts a feeling of longing and expressing love. It highlights the absence of special occasions like New Year's Day, Valentine's Day, and other seasonal events. Despite the lack of these celebrations, the narrator finds solace in expressing their love through a simple phone call. Throughout the lyrics, the narrator emphasizes the significance of three small words, "I love you," and how they hold immense power. It conveys the idea that love can be expressed any day, regardless of external circumstances or traditional celebrations. By reaching out and sharing their love, the narrator aims to fill the recipient's heart with an everlasting feeling that surpasses what any occasion or material gift could accomplish. The song celebrates the purity and simplicity of love, emphasizing its ability to transcend time and geographical distances. Overall, "I Just Called to Say I Love You" conveys a message of love that is not bound by external factors but rather thrives in the genuine and heartfelt connection between two individuals.