Secret handshakes are the best part of childhood. If you had a best friend or even a sibling, odds are you had a secret handshake. It wasn't very secret at all; we were doing them in front of everyone ...
Super besties have their own codes, languages, and even expressions that signal whatever it is they desperately want to say, but can't. Some pairs go beyond that and have a secret handshake, which ...
Growing up with a sibling can go one of two ways: you're rivals who are bound to destroy each other, or inseparable. My brother and I definitely fall into the destruction zone (said with love).