YOU SAID:
the party wont stop to grandpa dave walks in
INTO JAPANESE
デイブおじいさんが入ってくるまでパーティーは止まらない
BACK INTO ENGLISH
The party won't stop until Grandpa Dave comes in
INTO JAPANESE
デイブおじいさんが来るまでパーティーは止まらない
BACK INTO ENGLISH
The party won't stop until Grandpa Dave comes
INTO JAPANESE
デイブおじいさんが来るまでパーティーは止まらない
BACK INTO ENGLISH
The party won't stop until Grandpa Dave comes
This is a real translation party!