以下是一些常見的生日英文祝福語小語：
1. “Happy birthday to you! May this day be filled with joy and happiness.”
2. “May this day be filled with love, joy, and all the best things in life.”
3. “Happy birthday, my dear friend! May this day be filled with surprises and wonderful moments.”
4. “Wishing you a lifetime of joy and happiness on your birthday. May all your dreams come true.”
5. “May this day bring you all the good things in life, including health, wealth, and love.”
6. “Happy birthday, my special someone! May this day be filled with all the things that make you smile.”
7. “Sending you all my love and best wishes on your special day.”
8. “Wishing you a year filled with happiness, health, and prosperity on your birthday.”
9. “Happy birthday, my dearest, may all your wishes come true.”
可以根據對方的名字或者更親近的關係進行適當的調整。