Royal Blood, The Streets and Madness.The event will take place at Southsea Seafront in Portsmouth across August Bank Holiday Weekend (27-29).Joining the aforementioned bill-toppers on the line-up are Blossoms, Fontaines D.C., Miles Kane, Richard Ashcroft, The Kooks, Supergrass, Craig David, Melanie C, The Fratellis, Cast and more.Madness will headline on the Friday evening, with The Streets and Royal Blood closing the Saturday and Sunday respectively.