Question: in which movie does the lead singer of the band eighth wonder star?

Context paragraphs:
Steve Grantley: Steve Grantley is a British drummer who plays for Stiff Little Fingers, and formerly The Alarm and RTZ Global.  Between 1982 and 1987 he played drums for Jake Burns and the Big Wheel.  He has also worked with Alicia Keys, Julian Lennon and the band Eighth Wonder; he also auditioned for The Clash after the departure of Terry Chimes.

Cross My Heart (Eighth Wonder song): "Cross My Heart" is a 1988 song recorded by British pop band Eighth Wonder.  It was the second single from the album "Fearless" and group's sixth single, and was released in 1988.  It which proved to be almost as successful chart wise as "I'm Not Scared", reaching the top ten in Italy, Norway and Switzerland, and the top twenty in France, Germany and United Kingdom.  It was a minor success in the US, peaking at number 56, but remains the band's only American top 75 hit single.  The video was directed by Dieter 'Dee' Trattmann.

Fearless (Eighth Wonder album): Fearless is the 1988 debut album by British pop group Eighth Wonder.  It is the group's only UK album release, is entirely uptempo, and contains six UK-issued singles (the earliest, "Stay With Me", dating back to 1985) including their highest-selling and best-remembered track, the Pet Shop Boys-produced and written "I'm Not Scared" (a #7 hit), and "Cross My Heart" (#13).  "Fearless" peaked at #47 on the UK Albums Chart.  Eighth Wonder split up in 1989, with lead singer Patsy Kensit going on to devote herself to her acting career.

Patsy Kensit: Patricia Jude Francis Kensit (born 4 March 1968) is a British actress, singer, model, and former child star.  She was lead singer of the band Eighth Wonder from 1983 to 1989.  Between 2004 and 2006, Kensit played the role of Sadie King in the ITV soap opera "Emmerdale".  Following this, she played Faye Byrne in the BBC One medical drama "Holby City" from 2007 until 2010.  Kensit has been married to musicians Dan Donovan, Jim Kerr, Liam Gallagher, and Jeremy Healy.

Eighth Wonder: Eighth Wonder were an English pop band, formed in 1983 in London.  The band were composed of singer (future model and actress) Patsy Kensit, her brother Jamie Kensit, Steve Grantley and Geoff Beauchamp.  The band enjoyed number-one singles in Japan and Italy between 1985 and 1987, as well as hit singles in the UK and across Europe in 1988.

I'm Not Scared (song): "I'm Not Scared" is a 1988 song recorded by British pop band Eighth Wonder.  The group's fifth single - the first single from the album "Fearless" - was released in 1988.  It achieved success in France, Italy, Switzerland, Germany and the UK, where it was a top ten hit.  Written by the Pet Shop Boys, the original version contains several words in French.  "J'ai pas peur", the B-side of the vinyl, is the French adaptation of "I'm Not Scared".  The 12" "disco mix" combines the two versions into one long mix.

Kajraare: Kajraare is a Bollywood film that released on 15 October 2010.  The film was directed by Pooja Bhatt and starred Himesh Reshammiya and the Pakistani actress Sara Loren.  Reshammiya plays a singer who falls in love with a bar dancer and the film is centred on how they find true love.  It is the first Hindi film to be shot in Petra, often called "the eighth wonder of the world."

Rock Star (TV series): Rock Star is a television series produced by Mark Burnett, David Goffin, and Lisa Hennessy in which aspiring singers from all around the world competed to become the lead singer of a featured group.  It debuted on CBS on July 11, 2005, to mediocre ratings.  The show was hosted by television personality and commercial spokeswoman Brooke Burke and Jane's Addiction & Red Hot Chili Peppers lead guitarist Dave Navarro.  In Australian band INXS chose J.D. Fortune as their new lead singer.  For , the band Rock Star Supernova chose Lukas Rossi as the lead singer of their new supergroup.

Rockaholic: Rockaholic is the eighth studio album by American rock band Warrant, released on May 17, 2011.  The album features the band's third lead singer, Robert Mason, who replaced original lead singer Jani Lane in 2008.  Lane returned to the band for a 2008 reunion tour but by the end of the year, he and the band parted ways for the second time.  Lane had previously replaced former lead singer Jaime St. James, who performed lead vocals on the band's last album, "Born Again", and who initially replaced Lane in 2004.

Twenty-One (1991 film): Twenty-One is a British-American drama film directed by Don Boyd and co-scripted by him with Zoë Heller.  Patsy Kensit stars as the 21-year-old protagonist.  It premiered at the Sundance Film Festival in February 1991.  It was released theatrically later that year in the United States on 4 October, followed by a British release on 1 November.

Supporting paragraphs: Twenty-One (1991 film) Patsy Kensit
Answer: Twenty-One