Is Netflix worth it?
I think so. I have had Netflix for a few years now, and I'm really happy with them. Their customer service is really, really great. And they aren't expensive (for example, for $5 a month you can rent two movies a month; for $9 a month you can rent one movie at a time, as many times as you want; for $14 a month you can rent two movies at a time, as many times as you want, etc., etc.).
They also have an Instant Watching feature that is available at no additional cost. If you are on one of the Unlimited plans, you can watch as many Instant Watching movies as you want. Not all movies are available for Instant Watching, but they have a very good selection.
As of September 2014, "The Lego Movie" is indeed available on Netflix, but only through Netflix DVD, which requires a subscription to that particular Netflix service. This subscription to Netflix DVD is either separate from or in addition to your already subscribed Netflix streaming service. Having a basic Netflix streaming account will not allow you to watch "The Lego Movie" at this time, unless you subscribe for Netflix DVD as well. If your intention is…