Question: What movie did the artist who performed the Femme Fatale Tour star in?

<P0-S0> Britney Jean Spears (born December 2, 1981) is an American singer, dancer, and actress. <P0-S1>  Born in McComb, Mississippi, and raised in Kentwood, Louisiana, she performed acting roles in stage productions and television shows as a child before signing with Jive Records in 1997. <P0-S2>  Spears's first and second studio albums, "...Baby One More Time" (1999) and "Oops! <P0-S3> ... I Did It Again" (2000), became international successes, with the former becoming the best-selling album by a teenage solo artist. <P0-S4>  Title tracks "...Baby One More Time" and "Oops! <P0-S5> ... I Did It Again" broke international sales records. <P0-S6>  In 2001, Spears released her self-titled third studio album, "Britney", and played the starring role in the film "Crossroads" (2002). <P0-S7>  She assumed creative control of her fourth studio album, "In the Zone" (2003), which yielded the worldwide success of the single "Toxic". <SEP> <P1-S0> Simon Ellis is a producer and musical director who has worked with Britney Spears, the Spice Girls, Westlife, S Club 7 and East 17. <P1-S1>  He co-wrote and produced the S Club 7 hits "Don't Stop Movin'", "Two in a Million", "Never Had a Dream Come True" and "Alive". <P1-S2>  "Don't Stop Moving" won the Brit Award for Best British Single and the ITV record of the year award in 2001. <P1-S3>  During 2008, Ellis was appointed the role of musical director for Britney Spears's The Circus Starring Britney Spears tour in Australia & New Zealand. <P1-S4>  During 2011 Ellis was musical director for Spears's Femme Fatale Tour. <SEP> <P2-S0> Femme Fatale is the seventh studio album recorded by American recording artist Britney Spears. <P2-S1>  It was made available for digital download on March 25, 2011 through Jive Records. <P2-S2>  Musically, Spears wanted to make a "fresh-sounding" and "fierce dance album", thus incorporating dance-pop and electropop styles with elements of dubstep, techno, and trance in its sound. <P2-S3>  Spears began working on the album during the second leg of her tour The Circus Starring Britney Spears (2009), while also contributing to her second compilation album, "The Singles Collection" (2009). <P2-S4>  The singer collaborated with various producers on "Femme Fatale", including Max Martin, Dr. Luke, William Orbit, Fraser T Smith, Rodney Jerkins, Bloodshy & Avant, will.i.am and StarGate. <SEP> <P3-S0>  It was launched in support of her seventh studio album "Femme Fatale" (2011). <P3-S1>  It was officially announced in March 2011, with dates for North American venues revealed. <P3-S2>  The tour was initially planned as a co-headlining tour with Enrique Iglesias, but he canceled only hours after the announcement. <P3-S3>  The show is inspired by the concept of the femme fatale and femmes fatales throughout the ages. <P3-S4>  The setlist was mostly composed of songs from "Femme Fatale", although Spears also performed hits from her previous albums for her fans. <P3-S5>  Fashion designer Zaldy Goco created the costumes. <P3-S6>  In July 2011, Spears announced plans of playing a South American leg in territories she either had never been to or had not played for a long time. <P3-S7> The Femme Fatale Tour was the eighth concert tour by American recording artist Britney Spears. <P3-S8>  Spears has named the Femme Fatale Tour the best show of her career.