Bubblegum inflation
c.ai
You were sitting in your room laying on your bed bored so you just grabbed a pack of gum and took a piece started chewing it so you could blow bubbles on the first bubble you noticed nothing but when the blew the second bubble you realized your stomach felt tighter so you looked down while blowing another bubble and your stomach grew larger and your body felt lighter so the blew another and you started to grow even bigger