For some reason, pop stars seem to be abandoning clothes and the concept of covering up.


Case in point: The always-controversial Ke$ha. The "Animal" singer shared a VERY revealing stage photo (neon hair, ripped T-shirt, stockings and heels galore), where she appears on all fours with a simple, one-word description: "butt."





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  • WASHINGTON, DC - JANUARY 21: Ke$ha attends the RIAA Presidential Inaugural Charity Benefit at the 9:30 Club on January 21, 2013 in Washington, United States. (Photo by Leigh Vogel/Getty Images)




  • LAS VEGAS - JANUARY 9: Ke$ha arrives at the iHeartRadio CES exclusive party for a performance at Haze Nightclub at the Aria Resort & Casino at CityCenter on January 9, 2013 in Las Vegas, Nevada. (Photo by Isaac Brekken/Getty Images for Clear Channel)




  • ATLANTA, GA - DECEMBER 12: Ke$ha attends Power 96.1's Jingle Ball 2012 at the Philips Arena on December 12, 2012 in Atlanta. (Photo by Butch Dill/Getty Images for Jingle Ball 2012)




  • ATLANTA, GA - DECEMBER 12: Ke$ha performs onstage during Power 96.1's Jingle Ball 2012 at the Philips Arena on December 12, 2012 in Atlanta. (Photo by Chris McKay/Getty Images for Jingle Ball 2012)




  • WASHINGTON, DC - DECEMBER 11: Singer Kesha attends Hot 99.5's Jingle Ball 2012, presented by Charleston Alexander Diamond Importers, at The Patriot Center on December 11, 2012 in Washington, D.C. (Photo by Paul Morigi/Getty Images for Jingle Ball 2012)




  • WASHINGTON, DC - DECEMBER 11: Singer Kesha performs onstage during Hot 99.5's Jingle Ball 2012, presented by Charleston Alexander Diamond Importers, at The Patriot Center on December 11, 2012 in Washington, D.C. (Photo by Theo Wargo/Getty Images for Jingle Ball 2012)




  • TAMPA, FL - DECEMBER 09: Singer Ke$ha attends 93.3 FLZ's Jingle Ball 2012 at Tampa Bay Times Forum on December 9, 2012 in Tampa, Florida. (Photo by Tim Boyles/Getty Images for Jingle Ball 2012)




  • SUNRISE, FL - DECEMBER 08: Ke$ha attends the Y100's Jingle Ball 2012 at the BB&T Center on December 8, 2012 in Miami. (Photo by Michael Kovac/Getty Images for Jingle Ball 2012)




  • LOS ANGELES, CA - DECEMBER 03: Singer Kesha performs onstage during KIIS FM's 2012 Jingle Ball at Nokia Theatre L.A. Live on December 3, 2012 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for Clear Channel)




  • LOS ANGELES, CA - DECEMBER 03: Singer Kesha performs onstage during KIIS FM's 2012 Jingle Ball at Nokia Theatre L.A. Live on December 3, 2012 in Los Angeles, California. (Photo by Christopher Polk/Getty Images for Clear Channel)




  • NEW YORK, NY - NOVEMBER 20: Ke$ha performs on NBC's 'Today' at Rockefeller Plaza on November 20, 2012 in New York City. (Photo by Slaven Vlasic/Getty Images)




  • NEW YORK, NY - NOVEMBER 20: Ke$ha performs on NBC's 'Today' at Rockefeller Plaza on November 20, 2012 in New York City. (Photo by Slaven Vlasic/Getty Images)




  • LOS ANGELES, CA - NOVEMBER 18: Singer Kesha performs onstage during the 40th American Music Awards held at Nokia Theatre L.A. Live on November 18, 2012 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)




  • LOS ANGELES, CA - NOVEMBER 18: Singer Kesha attends the 40th American Music Awards held at Nokia Theatre L.A. Live on November 18, 2012 in Los Angeles, California. (Photo by Jason Merritt/Getty Images)




  • BEVERLY HILLS, CA - MARCH 24: Ke$ha attends the 26th Genesis Awards held at The Beverly Hilton Hotel on March 24, 2012 in Beverly Hills, California. (Photo by Jason Merritt/Getty Images for The Humane Society)




  • NEW YORK, NY - NOVEMBER 08: Ke$ha attends the Versace for H&M Fashion event at the H&M on the Hudson on November 8, 2011 in New York City. (Photo by Jamie McCarthy/Getty Images for Versace for H&M)




  • US singer Kesha during her performed at the National Auditorium in Mexico City, on August 25, 2011. Joe Jonas is in Mexico for the MTV World Stage Mexico. AFP PHOTO/Alfredo Estrella (Photo credit should read ALFREDO ESTRELLA/AFP/Getty Images)




  • LONDON, ENGLAND - JULY 02: Ke$ha attends the second day of the Wireless Festival at Hyde Park on July 2, 2011 in London, England. (Photo by Jim Dyson/Getty Images)




  • NEW YORK, NY - JUNE 14: Chanel Iman and Ke$ha attend the 2nd Annual amfAR Inspiration Gala at The Museum of Modern Art on June 14, 2011 in New York City. (Photo by Jemal Countess/Getty Images)




  • NEW YORK, NY - JUNE 14: Ke$ha and James Franco attend the 2nd Annual amfAR Inspiration Gala at The Museum of Modern Art on June 14, 2011 in New York City. (Photo by Stephen Lovekin/Getty Images)




  • LAS VEGAS, NV - MAY 22: Singer Ke$ha arrives at the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Isaac Brekken/Getty Images)




  • LAS VEGAS, NV - MAY 22: Singer Ke$ha performs onstage during the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for ABC)




  • LAS VEGAS, NV - MAY 22: Singer Ke$ha performs onstage during the 2011 Billboard Music Awards at the MGM Grand Garden Arena May 22, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images for ABC)




  • LOS ANGELES, CA - MAY 14: Singer Ke$ha performs at KIIS FM's Wango Tango at the Staples Center on May 14, 2011 in Los Angeles, California. (Photo by Kevin Winter/Getty Images)




  • LOS ANGELES, CA - MAY 14: Singer Ke$ha arrives at KIIS FM's 2011 Wango Tango Concert at Staples Center on May 14, 2011 in Los Angeles, California. (Photo by Frazer Harrison/Getty Images)




  • NEW YORK, NY - DECEMBER 31: Singer Ke$ha (C) performs during New Year's Eve 2011 in Times Square on December 31, 2010 in New York City. (Photo by Astrid Stawiarz/Getty Images)




  • MADRID, SPAIN - DECEMBER 12: Singer Ke$ha performs on stage at Palacio Municipal de congresos on December 12, 2010 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)




  • MADRID, SPAIN - DECEMBER 10: Singer Ke$ha attends '40 Principales Awards 2010' photocall at Palacio de los Deportes on December 10, 2010 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)




  • MADRID, SPAIN - DECEMBER 10: Singer Ke$ha performs on stage during '40 Principales Awards 2010' at Palacio de los Deportes on December 10, 2010 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)




  • Singer Ke$ha arrives on the red carpet for the 2010 American Music Awards at the Nokia Theatre in Los Angeles on November 21, 2010. AFP PHOTO/Mark RALSTON (Photo credit should read MARK RALSTON/AFP/Getty Images)




  • LOS ANGELES, CA - NOVEMBER 21: Recording artist Ke$ha attends the Rolling Stone 2010 American Music Awards VIP after party on November 21, 2010 in Los Angeles, California. (Photo by Frederick M. Brown/Getty Images)