오늘 무슨 일이 있잖아.

A: 오늘 무슨 일이 있잖아; Jim’s birthday.
B: So I’ve heard. I’ll be there. Are you going?
A: I wouldn’t miss it! He’s one heck of a guy.
B: I’ll make an appearance, but I can’t hang around long.

A: There’s a thing on tonight; 짐의 생일!
B: 나도 들었어. 난 갈 건데, 너도 갈거야?
A: 빠질 수 없지! 짐은 대단한 친구잖아.
B: 난 잠깐 얼굴을 내밀긴 할건데, 오래 있지는 못할 거야.

[Additional expressions]

* There’s a thing on tonight
– Something is happening tonight / There’s a kind of event planned for this evening
* Jim’s birthday
– Jim’s “Big Day” / Jim is having a birthday celebration
* So I’ve heard.
– That’s what I heard, too. / I head about that. / I’ve already been told.
* I’ll be there.
– I’m going. / I plan to be there. / I’ll get there at some point.
* Are you going?
– Will you be there? / Will I see you there?
* I wouldn’t miss it!
– I absolutely will be there! / There’s no other place I’d rather be!
* He’s one heck of a guy.
– He’s a really cool guy. / He’s an awesome man. / I like him a lot.
* I’ll make an appearance
– I’ll drop by / I’ll stop in for a bit / I’ll swing by
* I can’t hang around long.
– I won’t be able to stay long. / I’ll have to take off after a bit.