Ozzy Osbourne has done some “pretty outrageous things” over the years. But the 71-year-old rocker knows which one he regrets the most: cheating on Sharon Osbourne, his wife of 38 years.In a revealing new interview with GQ, the Black Sabbath frontman, who released his 12th solo album in February, opened up about his 2016 affair with hair colourist Michelle Pugh, that resulted in the married couple’s brief split."I've done some pretty outrageous things in my life.