The song "Everything's Alright" by Backstage Cast is about embracing positivity and finding peace in a changing world. The lyrics speak to the idea of letting go of worries and allowing the sun to shine and the rain to bring brightness. The verses describe a feeling of contentment and harmony, whether it's swimming in the depths of life or building castles of light. Overall, the song conveys a sense of tranquility and assurance that everything is indeed alright. It serves as a reminder to stay positive and hopeful, especially during challenging times.