Wall Street Journal struggles with obscure lyrics

There are some songs whose lyrics are cryptic - who is the Walrus? Why is the bustle in the hedgerow? Why did Nik Kershaw release The Riddle in the first place?

And here's one The Wall Street Journal is puzzling over:

What was the song "Summer of '69″ all about? @bryanadams on music, photography and his career: on.wsj.com/11kV48J

— Wall Street Journal (@WSJ) November 30, 2012

Oh, yes, the mystery of that song.

"It's not really about the year 1969" reveals Bryan, just in case there's anyone alive on the planet who might not have spotted that within about three seconds.