Thousands on Belzer Chassidm have gathered this Shabbos in Yerushalayim for a Kiddush in honor of an Einekle which was born to the Belzer Rebbe’s son (R’ Aron Rokeach). He is the son-in-law of the Makava Rebbe, who will be in Yerushalayim in honor of the Simcha as well.