37Problems Sulphuro & Yuskas Pamplona https://twitter.com/Sulphuro1 https://twitter.com/SrYuskas 37Problems’s tracks Sulphuro y De Alejandro - Trains by 37Problems published on 2013-05-03T15:52:35Z Sr. Yuskas - Souvenir by 37Problems published on 2013-04-16T21:22:57Z Sulphuro - Nessun dorma by 37Problems published on 2013-03-16T17:54:14Z Sr. Yuskas - La ciudad es nuestra by 37Problems published on 2012-12-06T11:24:04Z Sulphuro - So gone by 37Problems published on 2012-12-01T11:20:15Z