Save some letters next time and just get GILF.
My grandma is so much cooler than your grandma. You don't even know bro!
"Well, we were high, and we wanted her to hold the bong for a picture."
Beer pong? At my age, you don't have time to play games when you want to get fucked up.
Grandma is omniscient. Always has been, always will be.
"I swear I won't stop screaming until we leave Grandma's 80th Birthday party."