Here is the Kaliver Rebbe singing «Sola Kakas Mar», a song from the founder of the dynasty of kaliv. The Rebbe is a holocaust survivor and has done tremendous amounts and gone to great lengths to memorialize the six million martrys. The Kaliver Rebbe, Rebbe Menachem Mendel Taub, is a Sixth generation Descentant of Rebbe Yitzchak Isaac of Kaliv.