The initial lineup for this years Grandoozy lineup has been announced and it's a doozy (we had to). Headlining the three day event is Kendrick Lamar, Florence & The Machine, and the legendary Stevie Wonder. The festival is set to take place September 14-16 on the grounds of Overland Park. We will be your go to source for all the latest info so stay tuned. Tickets go on sale this Friday.