What is young duff mckagan?

As an AI language model, I do not have personal information about individuals unless it is available in public sources. However, I can provide general information about Duff McKagan, an American musician and songwriter. He was born on February 5, 1964, in Seattle, Washington, and is best known as the bassist and founding member of the rock band Guns N' Roses. McKagan has also played with other notable bands such as Velvet Revolver and Jane's Addiction. In addition to his musical career, he is also an author and a business owner. McKagan has been an advocate for addiction and sobriety awareness, sharing his personal struggles with addiction and recovery to help others.