Conversation so far:
what was tenure with the eagles?
forming the Eagles, with Frey playing guitar and keyboards and Henley playing drums.
what formed the eagles?
Frey and Henley decided to form a band together while on the tour, and they were joined by Meisner on bass and Leadon on guitar, banjo.

Question: who else joined?
Self-contained rewrite: Aside from the original members, who else joined the Eagles?