YOU SAID:
My mommy said I’m nice
INTO JAPANESE
私のお母さんは私がいいと言った
BACK INTO ENGLISH
my mom said i like it
INTO JAPANESE
私の母は私がそれが好きだと言った
BACK INTO ENGLISH
my mother said i like it
INTO JAPANESE
私の母は私がそれが好きだと言った
BACK INTO ENGLISH
my mother said i like it
That didn't even make that much sense in English.