Mark Leckey offers a cathartic shout-out at Cubitt gallery

A cathartic chance to let off steam and cast out some demons was offered by Mark Leckey last week (22 June). At the packed and sweltering private view of his new Cubitt show, Leckey rousingly rounded off a week of heatwave and mounting political disquiet by leading a mass rendition of the chanted sound piece that forms a key element of his new installation, Affect Bridge Age Regression (30 July).Bathed in the Lucozade-yellow of sodium streetlights, the packed PV crowd enthusiastically belted ou