(Launch) Led Zeppelin are reportedly about to reunite for a one-off memorial concert. If true, it would mark the third time that the '70s legends have played since disbanding.

After the death of drummer John Bonham in 1980, founding members Robert Plant, Jimmy Page, and John Paul Jones regrouped for Live Aid in 1985 (with Phil Collins) and for Atlantic Records' 40th Anniversary concert (with Bonham's son Jason).

It is now suggested that the latter formation will play a special concert in memory of Atlantic Records founder Ahmet Ertegun in London. A source said: "Page, Plant, and Jones spoke and agreed to do the memorial concert. They are waiting for a definite date