in 27 years From 2004 onward, X have continued to perform frequently around North America. X appeared at the 2008 SXSW Festival (with footage of their performance made viewable on Crackle); the Coachella Valley Music and Arts Festival on April 19, 2009; and the All Tomorrow's Parties festival in Minehead, England from May 15–17, 2009. They were invited to perform at the latter by the festival's curators, the Breeders. In June 2009, the band publicly announced that Cervenka had been diagnosed with multiple sclerosis. However, she told the Orange County Register in 2011 that the doctor who originally diagnosed the disease believes he misdiagnosed her. Cervenka stated, "I've had so many doctors tell me I have MS, then some say I don't ... I don't even care anymore". In June 2010, X played a free show at the North by Northeast festival in Toronto, Ontario, Canada and headlined the third annual Roadshow Revival, a Johnny Cash tribute festival in Ventura, California. X performed at The Voodoo Experience 2011, held at City Park in New Orleans, Louisiana, on October 28–30, 2011. The band also opened for Pearl Jam on their 2011 South and Central American tour in November and their European tour in June and July 2012. On September 2, 2012, X performed at the Budweiser Made in America Festival in Philadelphia, Pennsylvania. In July 2015, Zoom took a performing break to undergo treatment for bladder cancer, returning in November 2015. On March 4, 2016, X appeared on the episode "Show Me a Hero" of Adult Swim show Childrens Hospital. On October 13, 2017, the Grammy Museum at L.A. Live opened a new exhibit titled "X: 40 Years of Punk in Los Angeles", to run through February 25, 2018. In 2017, Cervenka announced that X had added Craig Packham of the Palominos to fill in on drums and rhythm guitar, because Bonebrake and Zoom were now playing vibes and saxophone, respectively. In 2018, the band released X – Live in Latin America via a Kickstarter campaign, to coincide with their 40th anniversary. The album was recorded during a 2011 tour where X was the opening band for Pearl Jam. Pearl Jam's sound engineer made the recordings, and presented them to X at the end of the tour. The album was produced by Rob Schnapf, and featured the four original members of X. In early 2019 Fat Possum Records released two new