This is a sponsored blog; while the views expressed here were genuinely mine, consideration was paid to me by Potbelly Sandwich Shop to share this amazing deal! It's Friday!!! It's been a LONG week. So much today but so little time to do it all in. But my Friday just got a little sweeter because......it's FREE SHAKE FRIDAY at POTBELLY!! Yep, you read that right. Who doesn't love Potbelly? With the large choices of yummy sandwiches, soups and shakes it's the perfect lunch or dinner ...