The song "Happy Heart" by Etana is a heartfelt expression of love and gratitude towards a significant other. The lyrics convey a sense of joy and appreciation for life, particularly for waking up each morning and having the person they love by their side. The singer begins by expressing how happy they are to be alive and grateful for the sunrise. They thank their partner for always being there for them and assure them that even when they are apart, they are always in their heart. The chorus repeats the phrase "Baby, I love you, love you, love you unconditionally" to emphasize the depth and permanence of their love. They emphasize that they never want to leave and will always be there for their partner, no matter what. The song also touches upon the idea of memories and how they can bring happiness even on difficult days. The singer hopes that when their partner is feeling down, memories of their love will turn their frown upside down. They want others to be curious about the source of their partner's happiness, knowing that it is because of their love and presence in their life. Overall, "Happy Heart" is a sweet and romantic song that expresses love, devotion, and the importance of having someone special by your side. It conveys a sense of appreciation for the little moments in life and the power of love to bring happiness.