YOU SAID:
Where did my jeans go to last night?
INTO JAPANESE
私のジーンズは、最後の夜に行くのですか。
BACK INTO ENGLISH
My jeans are going on last night?
INTO JAPANESE
私のジーンズは、最後の夜に起こっていますか?
BACK INTO ENGLISH
My jeans were happening last night?
INTO JAPANESE
私のジーンズは、最後の夜を起きていたか。
BACK INTO ENGLISH
My jeans were happening last night?
Come on, you can do better than that.