YOU SAID:
Don't get your nickers in a knot
INTO JAPANESE
結び目をつけないでください
BACK INTO ENGLISH
Do not tie a knot
INTO JAPANESE
結び目をしないでください
BACK INTO ENGLISH
Don't knot
INTO JAPANESE
結び目をつけないで
BACK INTO ENGLISH
Do not tie a knot
INTO JAPANESE
結び目をしないでください
BACK INTO ENGLISH
Don't knot
INTO JAPANESE
結び目をつけないで
it is unlikely that this phrase will ever reach equilibrium