A thrill of recognition passed through the crowd gathered around the Tiny Desk when the Indigo Girls began the first song of this set of stone-cold classics. It's "Closer To Fine" — arguably the singalong song of the '90s (it was released in 1989) and still a signature for the duo that's been offering life lessons to its fervent fans for nearly four decades. "Closer to Fine" "Look Long" "Go" "Kid Fears"