San Francisco Mission coffee roaster Four Barrel is turning 3-years-old Tuesday.
To celebrate the popular coffee roaster is throwing its annual birthday bash that involves plenty of free coffee.
From 7 a.m. to 4 p.m. at 375 Valencia St. in San Francisco, Four Barrel will give away coffee and espresso drinks to it sfans.
To add to the fun, free slices of Tartine cake will be served at noon and a Glass Coat Photo Booth -- illicit pictures are encouraged -- and two Skee Ball games will be set up in the back of the coffee shop.
For those who want to eat a hearty meal with their free coffee, the Pizza Hacker and Rosamunde Sausage Grill will set up outside the coffee shop to sell food.