... What the heck is apple bobbing?

You've never heard of apple bobbing before. You decide to look it up when you get to Tokyo.

It sounds like putting apples in a bob - whatever that is.

You get to your hotel room. Luckily, you're no longer sharing a room with your annoying little brother... Hooray! You get in, unpack and look up what apple bobbing is...

This is the definition of apple bobbing.

No, this is the definition of apple bobbing.

No, you're mistaken. This is the definition of apple bobbing.