Answer:The song "Happy Birthday" is an enduring cultural institution that plays a vital role in celebrating life's milestones. Its simplicity and universal message of goodwill make it easily adaptable across languages and cultures, making it a symbol of shared joy and togetherness. Despite its commercial entanglements in the past due to copyright restrictions, it is now freely sung around the world, strengthening its presence in both private and public celebrations. This song unites people through a familiar and joyful tradition that transcends cultural differences.