I thought of another one, but not sure how many people will know this one.
888=“Eevy Ivy Over”
It is a game we played as kids. It involved throwing a ball over a house to one or more kids on the other side. We would yell “eevy ivy over” just as we threw the ball to let the other side know when it was coming. Their goal was to catch it.
I guess it was a common game:
https://www.daredictionary.com/view/dare/ID_00017701?language=en