What does GPP stand for?
GPP stands for "Grandparent Pen Pals"
How to abbreviate "Grandparent Pen Pals"?
"Grandparent Pen Pals" can be abbreviated as GPP
What is the meaning of GPP abbreviation?
The meaning of GPP abbreviation is "Grandparent Pen Pals"
What does GPP mean?
GPP as abbreviation means "Grandparent Pen Pals"
