 What day is it today? We're going to celebrate one of the oldest ways to greet someone. A handshake. A friendly handshake. Today is National Handshake Day. Give me some skin. Give me some skin. Give me some skin. Do the fun handshake. Strong handshake. It can make or break a business deal. It is National Handshake Day. Personalized handshakes. Grab a little hand sanitizer and do some shaking. Let's get it. Let's go. Get in there, pal. Showtime.