sentence: biography midnight has produced and written songs for more than 30 films including rocky iv , the bodyguard , bull durham , lizzie mcguire and ruthless people , as well as for such notable and varied artists as cher , billy joel , joni mitchell , seal , barbra streisand , britney spears , christina aguilera , james brown , chaka khan , joe cocker , the doobie brothers , '' weird al '' yankovic , jamey johnson , george thorogood , john waite , hilary duff , dan hartman and paul young .