SAN FRANCISCO/SYDNEY – Apple computer and iPad screens will offer users a trailer for pop star Taylor Swift’s coming concert film, available exclusively to Apple Music.“The 1989 World Tour Live” was shot at a stadium show in Sydney in November and will go up on the US$10-a-month streaming service on December 20.

Apple is also selling Swift-themed Apple Music gift cards, which are branded to spark music subscriptions but can be used for other Apple purchases as well.