Translation: The Croatian cellists Luka Šulić and Stjepan Hauser, better know by the name " 2CELLOS" are [becoming] accustomed to the success. Every time that they post a video on YouTube with [their] unusual interpretations, the video goes viral.
This has happened again with this version of 'They Don't Care About Us' by Michael Jackson. This time, the duo has gone a little beyond a simple version and dared to create a spectacular video, that in [only] three days has received about a million views on YouTube.
Here you have the original song, so you can compare:
Luka Šulić and Stjepan Hauser became famous on YouTube right after their interpretation of Michael Jackson's "Smooth Criminal" and [then] hit greater heights of success with a wild version of AC/DC [Thunderstruck].