Guess What? Dreams is Fleetwood Mac’s only No. 1 hit single
Guess What? Dreams,” Fleetwood Mac’s only No. 1 hit single in the U.S., was composed by singer Stevie Nicks during her breakup with the band’s lead guitarist, Lindsey Buckingham. His own version of the breakup can be heard on the band’s hit “Go Your Own Way.” Both songs featured on the album “Rumours,” which sold over 40 million copies worldwide.