Bruh.

Hoshino why are you green 😭

why bro hreen

she accidently eateded Astro's uranium

einsteinium*

how did this happen

if you ask the in-character event, the new self-insert of me shot the fumo-fication beam to astro
but if you're asking about the pic, I found it in pinterest while scrolling for the Undertale memes

hh, so thats where that beam ended up