Baby It's Up to You by America is a heartfelt song that delves into the themes of love, relationships, and personal choice. The lyrics speak to the dynamic between two people and the significance of personal responsibility in maintaining a healthy relationship. Key moments in the song reflect on the empowerment of taking control of one's destiny in love, acknowledging that it's up to each individual to decide the path of their relationship. The song underscores the importance of mutual effort and understanding in love.