I'm sorry, but the song "At Last" is not originally performed by Kina Grannis. It was actually written by Mack Gordon and Harry Warren in 1941 and made popular by various artists over the years, including Etta James. Kina Grannis might have covered this song, but the original meaning and story remain the same. The song "At Last" is a classic love song that expresses the joy and relief of finding true love after a period of loneliness and longing. The lyrics convey a sense of finally finding the person who brings happiness and completes their life. The singer describes how their lonely days are over and life feels like a beautiful song now that their love has come along. The skies being described as blue symbolize a renewed sense of optimism and happiness. The mention of the heart being wrapped up in clover represents the feeling of being lucky and fortunate due to the newfound love. The singer also expresses the excitement of finding a dream that they can call their own and a thrill that they have never experienced before. The lyrics suggest that when the person being sung to smiles, it creates a magical spell, bringing the two lovers together and creating a heavenly moment. The song concludes with the affirmation that the person being sung to is now theirs, indicating a commitment and a strong bond between the two. Overall, the song "At Last" is a declaration of finding true love and experiencing the bliss and joy that comes with it.