The song "Since I Met You" by Sammy Johnson is about the transformative power of love and how meeting someone special can change a person's life. The lyrics express the singer's realization and appreciation for the positive impact that the person he met has had on him. The song highlights how the singer feels like a different person since meeting this individual, and he credits their presence in his life for this change. The lyrics convey a sense of excitement and anticipation to see the person again, as they have become the singer's best friend and a source of happiness. The chorus emphasizes the profound effect that the person has had on the singer. He describes finding heaven in the person's eyes and smile, expressing that he never knew love until experiencing it with them. Overall, the song tells a story of newfound love and how it has brought joy and a sense of transformation to the singer's life. The lyrics capture the happiness and gratitude the singer feels for meeting this special person.