"Yussel Rabinovitch is a young, fifth-generation Jewish cantor performing at the synagogue"
"Yussel covers for him at one of their gigs by wearing blackface"
"The Jazz Singer is a 1980 American musical drama film"
"Based on the 1925 play of the same name by Samson Raphaelson, it is the fourth film adaptation, following the 1927 and the 1952 theatrical adaptions, and a 1959 television adaptation."
https://en.m.wikipedia.org/wiki/The_Jazz_Singer_(1980_film)
Jews sterilized black people in modern Israel