Today Z-Burger is giving away a FREE Purple or Regular Burger to celebrate the Baltimore Ravens AFC football Championship win last night! Z Burger will offer their burgers for free today, Monday, January 21, 2013 when customers say the secret password “SuperBowl” at the cashier from 11am – 2pm. This deal is only good at the ZBurger White Marsh location (8415 Honeygo Blvd, White Marsh, MD 21236). Limit 1 free burger per person. For more info, read ZBurger’s tweet here.