Here's hoping you're having a great day, and wishing you all the best for the future! :)

Here's hoping you've had an enjoyable day, and are continuing to have an enjoyable evening, and wishing you many happy returns to come. :-)

Well, another year...where does the time go? Happy birthday - hope you've had/are having a good day, and wishing you many happy returns.

I hope you've had a most enjoyable one, and here's wishing you many happy returns. :D

Hope you've had an excellent one so far, and wishing you many happy returns! :)

Hope today was a good one for you! :)

Hope you enjoy/have enjoyed yourself and have a good day generally. :)

Have a good one! :)

Here's hoping you've had a halfway decent day and wishing you many happy returns. Enjoy yourself! :D

Here's hoping you're having a good one and generally enjoying yourself, and wishing you many happy returns!