Songs on the Charts: Chicken Fried by Zac Brown Band - #81 in 2009 by Billboard Top 100! Whatever It Is by Zac Brown Band - #94 in 2009 by Billboard Top 100! Knee Deep by Zac Brown Band featuring Jimmy Buffett - #80 in 2011 by Billboard Top 100! Colder Weather by Zac Brown Band - #99 in 2011 by Billboard Top 100!