你今天不像往常那么快快乐乐的。

You're not your usual cheerful self today.

因为他们不再快快乐乐，天真无邪，没心没肺了。

Because they are no longer gay and innocent and heartless.

生日快乐！祝福你永远快快乐乐！

Happy birthday! It is forever happy to bless you!

不管怎样我都希望每天快快乐乐！

No matter how I all do hope every day joyfully!

在我的树枝上荡秋千，快快乐乐的。

My trunk and swing from my branches and be happy.

祝大家在元宵节快快乐乐！

I wish you all happy at the Lantern Festival!

它聪明过人，艾伦为之深感自豪，他开始深深地喜欢上了这个成天快快乐乐的伙伴。

He had grown to deeply love his ever-happy companion.

希望大家都能够快快乐乐地度过。

We hope we'll all spend it very happily.

他总是快快乐乐的，因而得了个外号叫‘乐乐’。

As he was always cheerful he had the nickname Smiler'.