"Let The Good Times Roll" is not a song by the Grateful Dead. It is a popular rhythm and blues song originally written by Shirley Goodman and Leonard Lee in 1956. However, the Grateful Dead often performed this song in their live concerts. The song is about the joy and excitement of having a good time and letting go of any worries or stress. It encourages people to get into the groove and enjoy themselves. The lyrics suggest that the singer and their friends are determined to stay out all night, dancing and partying until they find inner satisfaction and calm their souls. The song emphasizes the timeless nature of the good times, with the clocks on the wall and the passing of time being of little relevance. It suggests that the feeling of pure joy and happiness can make time seem insignificant. Overall, "Let The Good Times Roll" is a celebration of life and the idea of living in the moment, finding solace and happiness through music and good company. It is a catchy and upbeat song that encourages listeners to let loose and have a great time.