Who did the best cover of Wrecking Ball? Haim? Masha? James Arthur? The Gregory Brothers?

[youtube http://www.youtube.com/watch?v=My2FRPA3Gf8&w=620&h=315]

The actual, official one -- by Miley Cyrus -- is above. There are about 10 million covers of this thing (Ryan Seacrest runs down about 32 of 'em here, with videos) and despite the fact that the original song came out last fall, you still hear versions of this on the radio every day. Yesterd…