Sheik Adel Al-Kalbani

http://www.ummah.com/forum/showthread.php?264240-Shaikh-Adel-Al-Kalbani-Islam-does-not-forbid-singing-and-music
http://www.nytimes.com/2009/04/11/world/middleeast/11saudi.html?pagewanted=all
http://www.jihadwatch.org/2014/11/senior-saudi-salafi-cleric-the-islamic-state-is-a-true-product-of-salafism
http://www.express.co.uk/news/uk/449840/Top-Saudi-cleric-Adel-Al-Kalbani-refused-entry-into-UK-as-he-embarked-for-mosques-tour
http://www.alarabiya.net/articles/2010/07/01/112770.html
http://www.middle-east-online.com/english/?id=32011
http://www.assabile.com/adel-al-kalbani-44/adel-al-kalbani.htm
http://www.jihadwatch.org/2015/05/leading-saudi-cleric-it-suffices-me-not-to-hear-church-bells-ringing

Videos
https://www.youtube.com/watch?v=n17N5R_oX_Y
https://www.youtube.com/watch?v=bCmR3Wjz5kU
https://www.youtube.com/watch?v=UBo6i8UOxKs
https://www.youtube.com/watch?v=lKlwWUm0oLE
https://www.youtube.com/watch?v=2sRylgERHTU