Complex sentence: Formed in late 2005, The Stone Foxes spent their first few years together working on balancing their act that is infused with: country, rock, blues, and a touch of San Francisco.
Split into simpler sentences: Formed in late 2005, The Stone Foxes spent their first few years together working on balancing out their musical style. The end product (for now) is an a style infused with country, rock, blues, and a touch of San Francisco.