Actually, never had a BK Stacker myself, but I ‘member this garbage bin cover/poster from a few years back anyway.
Understand that the Quad is an off-menu item at best these days, oh well.
But we’ll have our memries, won’t we?
Click to expand
(And those memories are probably a lot better than the reality, based upon this photo of a real-life Quad Stacker from back in the day. Oh well)