"We R Who We R" was only a smash in the anglosphere. Its chart positions in European markets were moderate at best.
The song was far from being a real global contender, which explains why its YouTube views aren't all that impressive.
On top of that, Kesha never really made an "event" out of her videos. In the digital era, you have to build up hype and provide your audience with incentives to watch something. I don't recall her PR or marketing team doing much of that.
