You are downloading the My Boo XAP file v18.104.22.168 for Windows Phone. My Boo is a free and fun Family game: Meet Boo, your new virtual pet! Boo is waiting for you to pet, dress, feed, teach, clean and take care of him! Look after your adorable little Boo ... You can now download the offline XAP file to install & try it.
Download Locations for My Boo 22.214.171.124 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 My Boo XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.