AC/DC's Angus Young Talks Retirement, Malcolm Young Health Update

'It can look a bit strange – 'Who's this old guy in a school suit?' " says 61-year-old AC/DC guitarist Angus Young. "Somebody once commented, 'From a distance, he looks quite youthful.' It's only when you get up close that you can see the weathered look." That wear and tear are real for Young as he leads AC/DC through their toughest and possibly final world tour, which ends September 20th in Philadelphia. But he speaks candidly and as cheerfully as possible about the severe heari