Singer says: 'If the Illuminati exist, I want to be invited'
The singer told the director in charge of the production she's interested in playing lead character Cher
The hip-hoppers say 'Dark Horse' lifts from their track 'Joyful Noise'
Offer follows recent meeting at a signing session for Clinton's new book 'Hard Choices'
Singer's first signing is pop artist Ferras
More than 65,000 people had signed petition claiming that video was offensive to Muslims
The 'Roar' singer says they've discussed working together "for years"
The seeds in the deluxe edition of 'Prism' could pose a risk to the country's agriculture
Pop star says she doesn't have to get naked to be noticed
Official Chart Company midweek update reveals big new entries for 'Prism' and 'Royals'
Plus new releases from Future Of The Left, Omar Souleyman, Best Coast and Motorhead
US pop star's third album features the Number One single 'Roar'
London band perform live version of US pop star's single live at Dean Street studios
'By The Grace Of God' speaks of singer's suicidal thoughts
Singer says next record will be 'more of an acoustic guitar album'
Cincinnati Bengals fans apparently want to hear 'more of a hard-rock song' as their team takes to the pitch
'Dark Horse' is the second track to be unveiled from Perry's forthcoming album 'Prism' after her Number One hit 'Roar'
The animal rights organisation claims animals used in promo were likely subjected to abuse
The track also marks the singer's fastest-selling UK single of her career
Perry says 'Killer Queen' helped her discover music and boosted her self-confidence