The following is a list of servers that have unblocked youtube, facebook, and twitter.
Proxys
1. www.1twp.com (to use this website, register, and then use the 15 MINUTE trial and every 15 min it will kick you off and then click the 15 min trial again)
Random proxys
http://www.surpriseproxy.info
http://www.hiddenaction.info
http://highestpaid.tk
http://louproxy.com/
http://leavenotraces.com
http://fingeroutbreak.tk
http://newcontract.tk
http://www.proxysip.tk/
http://www.ip-surf.tk/
http://potentially.tk
http://www.cooldigital.info
http://topvpn2013.tk/
http://proxyknife.eu/
http://sweeperlock.tk
http://cloudproxy.asia
Random proxys
http://www.surpriseproxy.info
http://www.hiddenaction.info
http://highestpaid.tk
http://louproxy.com/
http://leavenotraces.com
http://fingeroutbreak.tk
http://newcontract.tk
http://www.proxysip.tk/
http://www.ip-surf.tk/
http://potentially.tk
http://www.cooldigital.info
http://topvpn2013.tk/
http://proxyknife.eu/
http://sweeperlock.tk
http://cloudproxy.asia