Singer says director Robert Rodriguez 'really killed this one'
Jennifer O'Neill to publish 'tell-all' 'Fame Monster' book
Babymetal will join the pop star on five dates Stateside this summer
Students at the Frank Sinatra School of the Arts were treated to a performance and masterclass on their last day of term
Seattle and Vancouver shows affected by illness
Extra dates in Birmingham, Sheffield, Newcastle and Glasgow announced
Singer shares picture online of upcoming tour's running order
'Looking artificial can be honest,' says the 'ARTPOP' singer
Singer says she is "really hoping" to put new music out this year
New graph shows fan ratings for every single episode of animated TV show