It was a most happy wedding.

这是一个最完满的婚礼。

Have a happy wedding anniversary!

结婚周年快乐！

Wish you a happy Wedding .

祝您新婚愉快。

But I still want to wish you a happy wedding!

不过我还是要衷心祝福你新婚快乐！

We warmly congratulate you on your happy wedding.

我们热烈地祝贺你们新婚快乐。