XYZ was the proposed name for an abortive supergroup. The name XYZ is taken from eX-Yes-&-Zeppelin as the group consisted of ex-Led Zeppelin guitarist Jimmy Page, along with ex-Yes members Chris Squire (bass guitar, vocals, keyboards) and Alan White (drums). Page believed the band needed a strong vocalist and sought out former Led Zeppelin frontman Robert Plant — Plant did attend one XYZ rehearsal in 1981 but decided not to join the group, citing his dislike for complex progressive rock. Read more on Last.fm