YOU SAID:
My friends and my moms alike will show up in the party should it not rain.
INTO JAPANESE
雨が降らなければ、私の友人もママもパーティーに現れるだろう。
BACK INTO ENGLISH
If it doesn't rain, my friends and mom will show up at the party.
INTO JAPANESE
雨が降らなければ、私の友人とママがパーティーに現れます。
BACK INTO ENGLISH
If it doesn't rain, my friend and mom will show up at the party.
INTO JAPANESE
雨が降らなければ、私の友人とママがパーティーに現れるだろう。
BACK INTO ENGLISH
If it doesn't rain, my friend and mom will show up at the party.
That didn't even make that much sense in English.