How to wish someone 'Happy Birthday' on WhatsApp
1. Hey, wish you a very happy birthday. Hope you have a great day.
2. Happy Birthday - may you have a wonderful year, and may all your wishes come true!
3. May God fill your day with sunshine, and laughter. Have a great birthday. Happy Birthday!
4. Happy Birthday to my fabulous friend! May you have a wonderful day, and a great year ahead.
5. Many happy returns of the day. May you have a prosperous year.
6. Millions of wishes, hundreds of smiles, lots of love, and thousands of greetings. Wish you a very Happy Birthday.
If you forget someone's birthday:
1. Belated Happy Birthday. I am really sorry that I missed wishing you yesterday, but my good wishes and thoughts are always with you.
2. Belated Happy Birthday! Even though I missed your birthday by a mile, I hope you celebrated it with smile.