It's been awhile since I've listened to the amazingly great BehindTheSounds channel. Now I see (the long awaited) part 2 of God Only Knows is out (since July), and the newest is I Know There's An Answer! (since August)
Maybe with all 13 tracks done, it would be a nice document on a dvd?

Behind The Sounds: I Know There's An Answer

Behind The Sounds: God Only Knows Part 2

Behind The Sounds: God Only Knows Part 1 (most viewed, over 133,333 views!)