Hyperpop musician Jane Remover has warned she will withdraw from M3F Fest 2027 if festival organizers do not take Israeli band Temper City off the lineup. The artist posted the demand on Instagram, saying, “get that IDF band off the lineup or i’m not playing,” while tagging the official account of the Arizona festival.The post has put the band Temper City in the spotlight. The emerging band, whose swift ascent and alleged connections to ex-members of the Israel Defense Forces (IDF) have ignited online discussions.The only explanation offered by Jane Remover is that Temper City is an "IDF band."The tweet seems to allude to reports that members of the Israeli group had previously served in the Israel Defense Forces, a claim that has gained controversy in light of the ongoing Israel-Gaza conflict.Jane Remover's request has not yet received a public response from M3F Fest, nor has it been made clear whether the lineup will alter.Who is Temper City?Temper City is an Israeli indie and alternative band that has experienced one of the year's most unexpected musical breakthroughs.Self Aware, the band's only official release, has received hundreds of millions of Spotify plays after going viral on TikTok. Despite having a small discography, the band became a global streaming phenomenon thanks to its catchy chorus and extensive use in short-form videos.The band's quick ascent has sparked interest on social media, with many users wondering how a band with just one release could have amassed millions of monthly listeners in such a short time. Some have conjectured about industry support, while others have attributed the song's remarkable rise to TikTok's recommendation algorithm and its viral appeal.Temper City has landed spots at major festivals including Austin City Limits and M3F Fest despite having a small discography.What is M3F Fest 2027?Every year, Steele Indian School Park in Phoenix, Arizona hosts the two-day charity music festival known as M3F Fest. Since its inception, the event has established a reputation for fusing significant musical performances with community charity, with all earnings going to local initiatives and philanthropic groups throughout the Phoenix region.The festival has developed into one of Arizona's top music gatherings, consistently drawing well-known performers from pop, hip-hop, indie, electronic dance music, and alternative music. Previous editions have featured acts such as Justice, LCD Soundsystem, Peggy Gou, Mau P, Big Wild and Alvvays.One of the festival's largest lineups to date, the 2027 edition, which takes place from March 5-6, combines electronic music with indie, pop, and alternative acts.Friday's program is headlined by FISHER, Sammy Virji and Joji, alongside performances from Temper City, Antoine Bourachot, Jane Remover, Brunello, DJ Heartstring, Thundercat, Gelli Haha, Jules Duke, Mu and several others.Saturday's lineup will see Disco Lines and Lola Young headline, joined by Blond: ish, Between Friends, Roi Turbo, Oxis, Brainwreck, Omlet, Suntwist, MGNA CRRRTA, Dasi Dasi, Balu Brigada, Ian Asher, Barrett, Fifi, Dean Turnely, and more.The festival is said to have more than 50 artists across multiple stages. Through The Community Project, a year-round program that supports young creatives in Arizona, M3F has extended its community work beyond the music. Teenagers between the ages of 13 to 17 can participate in free after-school classes in graphic design, photography, videography, and music production through its first program, Art Lab.It's uncertain if Jane Remover performs or not.The festival organizers have not yet responded to the demand or announced any changes, despite Jane Remover's public declaration that they will not perform if Temper City stays on the roster.Additionally, Temper City has kept quiet. Jane Remover's performance at M3F Fest 2027 is still up in the air until all parties respond.Stay tuned to Soap Central for more information.