Red Hot Chili Peppers - performing live at The United Center in Chicago, Illinois USA - June 30, 2017. Photo credit: Gene Ambo/IconicPix

RED HOT CHILI PEPPERS - performing live on Day One on the Budweiser Orion Stage at the Orion Music + More Festival in Belle Isle Detroit MI USA - 08 Jun 2013. Photo credit: PG Brunelli/IconicPix

Red Hot Chili Peppers performing live at a private concert at La Cigale in Paris France - 19 Dec 2011. Photo credit: LRG/Dalle/IconicPix

Red Hot Chili Peppers - performing live on the third of four sold out nights to promote their new album "I'm with you" at the 02 Arena in London UK - 09 Nov 2011. Photo credit: Al de Perez/IconicPix

Red Hot Chilli Peppers - Performing Live on the I'm With You Tour At The O2 Arena, London, UK - 07 Nov 2011. Photo Credit: Ben Rector/IconicPix

Red Hot Chili Peppers - vocalist Anthony Kiedis performing live at Koko London UK - 02 Sep 2011. Photo credit: IconicPix

Red Hot Chili Peppers - performing live on day one on the Main Stage at the T in the Park festival, Balado, Kinross, Scotland - 08 July 2006. Photo credit: Tom Main/IconicPix

Red Hot Chilli Peppers - performing live on the Stadium Arcadium Tour at the Madejski Stadium, Reading, UK - 03 Jul 2006. Photo by: George Chin/IconicPix

Red Hot Chili Peppers - performing live in concert on Roll On The Red Tour on the second night of two sold out nights at Hyde Park, London UK - 20 Jun 2004. Photo by: George Chin/IconicPix

Red Hot Chili Peppers - performing live in concert on Roll on the Red Tour on the first night of two sold out nights at Hyde Park, London UK - 19 Jun 2004. Photo credit: George Chin/IconicPix

Red Hot Chili Peppers - By The Way Tour - Slane Castle in Co Meath Ireland - 23 Aug 2003. Photo credit: Tony Woolliscroft

Red Hot Chili Peppers - performing live on the By The Way Tour at Manchester Arena UK - 11-12 Mar 2003. Photo by: Tony Woolliscroft / IconicPix

Red Hot Chili Peppers - By The Way Tour in Caracas Venezuela - 06 Oct 2002. Photo by: Tony Woolliscroft /IconicPix