YOU SAID:

its hard to listen to you with a straight face

INTO JAPANESE

まじめな顔であなたに聴きづらい

BACK INTO ENGLISH

Hard to listen to you with a straight face

INTO JAPANESE

まじめな顔であなたに耳を傾けることは難しい

BACK INTO ENGLISH

To listen to you with a straight face that it is difficult

INTO JAPANESE

困難であるまじめな顔であなたに耳を傾ける

BACK INTO ENGLISH

To listen to you with a straight face difficult

INTO JAPANESE

難しいまじめな顔であなたに耳を傾ける

BACK INTO ENGLISH

To listen to you with a straight face difficult