notoriety as being one of very few white female rappers. In 1997, Kirschner went on to launch her own record label, first calling it "A Big Rich Major Label", but then eventually settling on "Corrupt Conglomerate". She recruited a new crew of backing musicians and recorded CEO, a concept album about corporate culture. Her next album, 2000's Last of the Great 20th Century Composers, was co-produced by Curtis Curtis and contains the song "Kool Keith's Ass", and a remix of "Do It Like a Robot" by Blues Explosion. Kirschner went on to collaborate with Kool Keith on "Keith and Me" for the 2001 Princess Superstar Is LP released on Ruthless Records/Studio !K7. The album, co-produced Curtis Curtis, has guest appearances by Beth Orton and Bahamadia. The single "Bad Babysitter" was number 11 on the UK Singles Chart. For 2005's My Machine, a futuristic hip-hopera concept double album, she collaborated with various producers such as Arthur Baker, Jacques Lu Cont, Junior Sanchez, Armand Van Helden, Todd Terry, and DJ Mighty Mi. This went to number 3 on the UK chart in 2007. In 2008, Kirschner sang on the "Licky" single by long-time associate Larry Tee which was featured in Get Him to the Greek and other movies and TV shows. In 2009, Kirschner was featured on Grandmaster Flash's record The Bridge, alongside Snoop Dogg and Busta Rhymes. Kirschner produced New York rapper Kalae All Day's debut album, released March 17, 2010. In 2011, Kirschner released "Xmas Swagger" produced by the Rural. Princess Superstar released her sixth studio album, The New Evolution, in 2013. The album was funded by Superstar's fans, using Pledge Music. In 2014, Princess Superstar began her Hip Hop for Kids classes at Rough Trade in Brooklyn. She also released the I'm a Firecracker EP in July with label Instant Records. That summer she launched the I Love Princess Superstar reality show on her YouTube channel. She also wrote the song "My Booty Is Efficient" with comedian Margaret Cho. In 2015, she appeared with Margaret Cho on The Late Show with Stephen Colbert. In 2016, she appeared on Inside Amy Schumer on Comedy Central. In 2017, she recorded a children's album called These Are the Magic Days with producers Nacey, Steve Starks, C.Fire and engineered and mastered by Curtis Curtis (released on October 12, 2018). In 2019 She released a B-sides and Rarities record called "Look What I Found"