The DTE Energy Music Theatre -- which, of course, so many of us remember fondly as and still refer to as Pine Knob -- celebrates its 40th season this summer, opening on Friday, May 25, with Eddie Money. To add to the commemoration, The Insider has compiled a list of 40 key moments from those four decades, including special shows featuring Bob Seger, Bruce Springsteen, Bob Dylan, Tom Petty and others. Check it out at: http://bit.ly/J3gNHt