You are downloading the Star Wars Music Maker XAP file v220.127.116.11 for Windows Phone. Star Wars Music Maker is a free and fun Music game: Imperial march (Darth Vader)piano playing application. You can play some notes and create your own imperial march. Play For Dart ... You can now download the offline XAP file to install & try it.
Download Locations for Star Wars Music Maker 18.104.22.168 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Star Wars Music Maker XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.