It means so much to have a grandson like you, and today seems like a good day for telling you so and wishing you all happiness you so deserve.
今天似乎是告诉你的好日子，有你这样的孙儿，是我们莫大的安慰。祝你拥有应当得到的一切快乐。
A special "Happy Birthday" wish with lots of love to say, "Hope a very special granddaughter has a very happy day!"
怀着无限爱心特意祝你“生日快乐”，
愿最疼爱的孙女这一天非常快乐！
From:https://zhufu.330011.com/Article/shengri/201212/2861.html