Chris Sorensen, co-founder of Firehouse Subs, jams on his guitar with KC & the Sunshine Band at the House of Blues in Orlando during the 2011 Firehouse Subs Family Reunion (franchise conference).

CEO Don Fox shares thoughts from the scene and how you can help the Firehouse Subs Public Safety Foundation aid first responders and survivors struck by the tornados.

Firehouse Subs Cherry Lime-Aid. For the perfect amount of lime, every time: Medium 3+ wedges; Large 4+ wedges. Stir, sip, enjoy! It's a recipe straight from the founders themselves.

This is what the Firehouse Subs Public Safety Foundation is all about: Helping our Hometown Heroes.

Get a free Birthday Sub from Firehouse Subs! Simply visit any Firehouse Subs location on your birthday, show your I.D., and enjoy your free, celebratory sub.

The work of the Firehouse Subs Public Safety Foundation was featured on Anderson Cooper 360° as part of the series Building Up America, which focuses on success, risk-taking and glimmers of hope during tough times.

The aftermath of Hurricane Katrina was the inspiration for Firehouse Subs founders Chris & Robin Sorensen to create the Firehouse Subs Public Safety Foundation. After Katrina hit, the Firehouse Subs team drove to Mississippi to help feed first responders and victims in need. Video by Capt. Rob Sorensen with music by Fire One performing "Long Train Runnin'."