Watch this classic hindi sad song Ye Kya Hua Kaise Hua sung by Kishore Kumar from the blockbuster classic movie of 1972 Amar Prem starring Sharmila Tagore & Rajesh Khanna in the lead. The music is composed by R.D.Burman and lyrics are penned by Anand Bakshi while it's Directed and Produced by Shakti Samanta. Share on Facebook - goo.gl/jPu7mm Tweet about this - goo.gl/guhTFz Subscribe To Our Channel : bit.ly/SubscribeToRajshri Follow us on G+ plus.google.com/+rajshri Like us on Facebook - www.facebook.com/rajshri Follow us on Twitter - twitter.com/Rajshri Follow us on Pinterest - www.pinterest.com/rajshrivideos Visit Rajshri's Website - www.rajshri.com