Outtakes from the 1978–1979 sessions at Lympne Castle and Spirit of Ranachan.
Fans often refer to London Town and Back to the Egg as the series' "missing link," as they are the only major Wings studio albums yet to receive the deluxe treatment. paul mccartney archive collection back to the egg
With the series dormant, some industry insiders suggest the project may shift toward 50th-anniversary editions, which would place a Back to the Egg set closer to 2029. What a "Deluxe Edition" Might Include Outtakes from the 1978–1979 sessions at Lympne Castle