Have no idea if anyone currently has need to do this, but if you do, you'll want to read this because while this is very simple to do, you wouldn't in a million years guess how to do it.

http://www.youtube.com/watch?v=dku03GTy3W0

Yes, thanks for the Contra jokes in advance.

tl;dr - at opening netflix screen use the controller to go:

up, up, down, down, left, right, left, right, up, up, up, up
choose the first option
enter account email/password

Fixed!

_________________
Power is always in the hands of the masses of men. What oppresses the masses is their own ignorance, their own short-sighted selfishness.
- Henry George