The song "Everything Is AWESOME!!!" by Tegan and Sara (Ft. The Lonely Island) celebrates the idea of unity, positivity, and appreciating the simple joys in life. The lyrics emphasize the importance of teamwork, sticking together, and finding happiness in everyday experiences, no matter how big or small. The song conveys a message of optimism, emphasizing that everything can be awesome when you have a supportive community and pursue your dreams.