Iron Maiden frontman Bruce Dickinson and Deep Purple drummer Ian Paice are among the artists who have been tapped to perform at the upcoming Buddy Rich 25th Anniversary Memorial Concert.  The event will be held April 2nd at the London Palladium.  Also participating will be David Lee Roth / Joe Satriani drummer Gregg Bissonette, Cream drummer Ginger Baker, and many other notable musicians.  This will be the first time the annual memorial concert celebrating Rich's music will be held in the UK, with previous events taking place in LA, Boston and Las Vegas.