And all that's in your grandparents' yard are some racist lawn jockeys and a Romney sign.
Sorry but there's no way these two could have grown such a beautiful marijuana plant unless they knew it was their only shot at comfortable retirement. Then when the cops busted in they just acted all confused said, "Oh we didn't know. You're more than welcome to take the Azure Morning Kush err, um, I mean the shrub. We're old and we don't know what crimes are!" Drug suppliers, hire a makeup artist to cover you in old people prostethics immediately. You get away with everything!