Conversation so far:
When was Sandy Denny in the band Fairport Convention?
After briefly working with the Strawbs, Sandy Denny joined Fairport Convention in 1968, remaining with them until 1969.
Who else was in the band with Sandy Denny?
According to group member Simon Nicol, Sandy Denny's personality and musicianship made her stand out from the other auditionees like a clean glass in a sink full of dirty dishes“
Did Sandy Denny and Fairport Convention release an album?
Beginning with What We Did on Our Holidays, the first of three albums she made with them, Sandy Denny is credited with encouraging Fairport Convention to explore traditional British folk
When was the first album with Sandy Denny, What We Did on Our Holidays, released by Fairport Convention band?
What We Did on Our Holidays (released as Fairport Convention in the United States) is the 1969 second album by British band Fairport Convention.
What was the name of the second album by Fairport Convention with Sandy Denny?
Sandy Denny brought with her the traditional repertoire she had refined in the clubs, including A Sailor's Life featured on their second album together Unhalfbricking.
What was the name of the third album by Sandy Denny and Fairport Convention?
Framing Sandy Denny's performance of Sailor's Life with electric improvisations, her bandmates discovered what proved to be the inspiration for an entire album, the influential Liege & Lief (1969).

Question: When did she join Fotheringay?
Self-contained rewrite: When did Sandy  Denny join Fotheringay?