YOU SAID:

Sometimes, when I get dressed, I accidentally put my underwear on inside out.

INTO JAPANESE

時々、私が服を着るとき、私は誤って私の下着を裏返しにしました。

BACK INTO ENGLISH

Sometimes, when I was dressed, I erroneously turned my underwear inside out.

INTO JAPANESE

時々、私が服を着たとき、私は誤って私の下着を裏返しにしました。

BACK INTO ENGLISH

Sometimes, when I was dressed, I erroneously turned my underwear inside out.