While at Yeshiva University , Rosenblatt was invited to perform at a Jewish event at the University of Pennsylvania .
While at Yeshiva University , Rosenblatt was recruited three of his classmates , Avi Hoffman , Danny Zwillenberg , and Hayyim Danzing , as backing musicians .
While at Yeshiva University , Rosenblatt was invited to perform at a Jewish event at the University of Pennsylvania and recruited three of his classmates , Avi Hoffman , Danny Zwillenberg , and Hayyim Danzing , as backing musicians .