Congrats are in order for Duff McKagan. The Guns N’ Roses and Velvet Revolver bassist is now officially a high school graduate.   The musician got his diploma 30 years after dropping out of Seattle’s Roosevelt High School in the 10th Grade. He took to his Twitter account to reveal to fans, “Finally got my high school diploma today. I did the not-so-popular 48-year-plan.” Many fans offered congrats on the [...]