Call it “Marked Down Music”. Lawn tickets for almost all the Darien Lake shows this summer go on sale this Saturday for just $15 dollars per Ticket. The sale -this Saturday- is from 9am to midnight. The shows with a special sale price are Kid Rock-Sting-Kiss-Josh Groban-The Tragically Hip-Project Revolution Tour-The DEAD-John Mayer-Rush-the Vans Warped Tour-Hall and Oates- and Slipknot. Tickets are available at Ticketmaster Outlets or online at ticketmaster.com.