That being a backstory in some form that can confirm if it's true that Lilo's presents did indeed once work with Cobra Bubbles in 1973, of which would certainly be able to confirm a fair amount of things about him and which alien characters it was he met at the time: https://www.change.org/p/prequel-to-lilo-and-stitch-for-1973-lore-mentioned-in-series