Category Events - United Kingdom, Manchester Rock Out at Slug and Lettuce this May Bank Holiday! Our Rocktail is the perfect mix of Smirnoff vodka and Redbull to get you charged and ready for a long party weekend! Rocktails available at 2-for-1 all weekend - including our sharing carafes. Why not get together and enjoy our delicious small plates or sharing boards? PLUS look out for your chance to win tickets to a festival this summer courtesy of Smirnoff!