This article is a guide to wishing someone a happy birthday in Samoan, introducing the phrase "Manuia le aso fanau" and offering alternative greetings. It explores the cultural significance of birthdays in Samoa, including traditional customs, gift-giving, food, music, and dance. The article also discusses birthday etiquette and age-specific celebrations, while providing tips for incorporating Samoan traditions into birthday festivities, making it a useful resource for language learners and those interested in Samoan culture.