Of all the summer rooftop parties taking place this summer at Cambridge nightclub Lola Lo, it was the Country Superstars one that really caught my eye. The Country Superstars Summer Party – “the ultimate hoedown” – will feature live performances and a DJ, who will be playing country favourites, old and new, along with party-starters, sing-alongs and classic club anthems. Nicola O’Neill, sales and marketing manager for Lola Lo, said: “We have quite a diverse venue split over three floors, and the rooftop terrace is sold out for the whole summer – so from the end of April until the third or four…