Don’t drink booze when you are sad. Never a good idea, and especially don’t drink when sad and then drive. That’s bad. Dangerous. Get a taxi in that case.
Are App Bars sometimes referred to as Charms? No, App Bars are on the top and bottom edges. Charms are on the left or right edge and have a different purpose and function different.
To use App Bars, here is an example, not a well written example, but an example someone who is learning how to do metro might write, you need to change the x:Class to match the name you gave your app, there is more code below this XAML Code snippet:
Partial Class module:
Only the default usings are utilized in this class module. Note that the media component was commented out so that the code works if you cut and paste.
Link to file on Skydrive (file validated on 3/29/2012, things change so the file might not be there in 2013 for instances):