We are going to have a blast! Care to join us?

我们打算要好好地狂欢一番！想要加入我们吗？

He originally really wanted to have a blast together.

本来他挺想一起热闹热闹的。

No musical or guitar knowledge required to have a blast!

没有音乐或吉他所需的知识，有一个爆破！

But no matter which course you choose, you will have a blast.

但无论哪一种课程，你选择，你会有好玩了。

You'll be hard to resist this week so get out and have a blast.

本周很难表达自己的反抗情绪，所以还是出去发泄吧。