YOU SAID:

Oh Boy A Party? For Me? I TOTALLY didn't know this! (sarcasm)

INTO JAPANESE

ああ、ボーイパーティー？私のために？私はまったくこれを知らなかった！ （皮肉）

BACK INTO ENGLISH

Oh, a boy party? For me? I did not know this at all! (Ironic)

INTO JAPANESE

ああ、男の子のパーティー？私のために？私はこれをまったく知らなかった！ （皮肉）

BACK INTO ENGLISH

Oh, a boy's party? For me? I did not know this at all! (Ironic)

INTO JAPANESE

ああ、少年のパーティー？私のために？私はこれをまったく知らなかった！ （皮肉）

BACK INTO ENGLISH

Oh, a boy's party? For me? I did not know this at all! (Ironic)