Mike D, former member of the Beastie Boys, releases his debut solo album at age 60, reflecting on personal loss and artistic experimentation following the death of bandmate Adam Yauch. The album, titled 'Thank You,' marks a new chapter in his career and has drawn reactions from fellow Beastie Boys member Ad-Rock. Meanwhile, the legacy of the Beastie Boys continues to be celebrated through a new book marking the 40th anniversary of their seminal album 'Licensed to Ill.'