Chart-topping singer-songwriters combine forces for a unique acoustic set this summer... Christchurch show = Friday 31 January from 8pm at A Rolling Stone, Christchurch. Sean Cunningham, former frontman of kiwi band ATLAS (2005-2009), returns to Aotearoa this January. Returning to Christchurch, who better to help Sean celebrate this anticipated 'homecoming' than acclaimed singer-songwriters Emla Palmer and Moses Emmanuel. Like Sean, Emla is another early 2000's front woman, from successful alt-pop rock outfit Ivy Lies. And Moses Emmanuel, having also been…