When someone's birthday has already passed, you can still extend your wishes in a thoughtful way. Here are a few options:
1. **Belated Wishes:** "Happy belated birthday! I hope your day was as wonderful as you are!"
2. **Express Regret:** "I'm so sorry I missed your birthday! I hope you had a fantastic celebration. Let's catch up soon!"
3. **Compliment:** "Happy belated birthday! I can't believe I missed the chance to celebrate you—you're