Ocean Colour Scene The Music Hall, Union Street, Aberdeen, doors open 7pm tonight. Johnny Cash Tribute Night Back catalogue and other music. The Lemon Tree, Aberdeen, 7.30pm tonight. Blackheart Acoustic music. The Lemon Tree, 5 West North Street, Aberdeen, noon tomorrow. Midge Ure Scottish musical icon and frontman of Ultravox whose career spans over 30 years. The Lemon Tree, Aberdeen, doors open 7pm tomorrow. Big Acoustic Night Out Folk, country and blues with MCs Kenny McLeod and Dave Moir. The Blue Lamp, Gallowgate, Aberdeen, 9pm tomorrow. Scottish Chamber Orchestra Conducted by Andrew Manze featuring pianist, Francesco Piemontesi. Music Hall, Aberdeen, 7.30pm Saturday. Granite City Northern Soul Club Featuring resident DJs Steve Willox, Acky Buchan and Haydn Bye, plus special guests No1 crossover DJ, Charlie Watson (Stirling). Belmont Sports and Social Club, 218 Hardgate, Aberdeen, 8pm to late, Saturday. Afternoon Jazz Featuring Mary May. The Lemon Tree, 5 West North Street, Aberdeen, noon Sunday. Andy McKee American guitar picker. The Lemon Tree, Aberdeen, doors open 7.30pm Sunday. Edinburgh Quartet University Music, Johnston Hall, Old Aberdeen, 7.30pm Sunday.