Fleetwood Mac fans have been given a reason to speculate about a surprise reunion after core band members Stevie Nicks and Lindsey Buckingham shared a pair of cryptic posts on social media. On Thursday,

Fleetwood Mac’s Stevie Nicks and Lindsey Buckingham appeared to tease a potential reunion with cryptic Instagram posts. On Thursday, Nicks, 77, shared an Instagram post that read: "And if you go forward…," which may be referring to the lyrics from "Frozen Love," a song the band released in 1973.