MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
It doesn't sound like you printed the whistle in the correct orientation. The column edge should be perpendicular to the printing bed. I'm sorry for the confusion! (╥﹏╥)
I've updated the models so now they're in the correct printing orientation by default! I hope this helps! (◠‿◠)