Which Buckingham-Nicks era song best defines Fleetwood Mac's 1975-77 breakthrough?

Buckingham-Nicks Breakthrough Era (1975-1977) poll options

Buckingham-Nicks Breakthrough Era (1975-1977)

Fleetwood Mac: Fleetwood Mac to Rumours Era (1975-1977)

Fleetwood Mac

• Rhiannon set the mystique
• Monday Morning kicked it off
• Go Your Own Way changed everything
• Dreams captured the era best