Update 9/22/2014: Drake & Josh was removed from Netflix streaming, probably because it was so badly out of order, which you can see below.
Thanks to anonymous for letting us know the Drake & Josh is badly out of order on Netflix. Here is Season 1, with the rest of the seasons coming soon.
* [link] = link to watch on Amazon Instant for episodes that aren’t on Netflix. They may be free with Amazon Prime at different times, otherwise they cost $1.99.