The following pixel artists produced Pixel Joint's top rated pixel art for April 2016. Many thanks go out to this month's top pixel artists and all the members who took time to rate.
Sedge worked some magic on it. No idea what caused it though. 
March seems to be showing ok now: http://i.imgur.com/D5iRpDY.png
Did you guys found the problem?
http://web.archive.org/web/20150331215303/http://www.pixeljoint.com/pixels/new_icons.asp?ob=search&dosearch=1&d=3/30/2015
in case you cannot restore it..
nevermind. that was 2015 :)
search for February (as well as the months before) leads into Nirvana. sabotage.
These are all really well done and deserving for Aprils top pixel art! :>
I'm "on top" of the monthly top list 
Congratz to all who made it into the list! 
Top pixel art for march seems to be broken. We are currently looking into this matter.
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Guys sorry for the problems with March. We found the problem, actually it wasn't a problem but a decision that had an unwanted effect :)
I have given the awards and the news post is manually prepared, will be posed within hours.