Seudat mitzvah 7:37). It is customary at a "bar mitzvah" meal for parents to give thanks and praise to God for giving them the merit to raise a child to "bar mitzvah" and to educate him in the ways of Torah and the commandments. Rabbi Ovadiah Yosef holds that a Bat Mitzvah is also a seudat mitzvah. Based on the Talmud and Midrash, the "seudah" celebration upon the completion of a Talmudic tractate is considered a "seudat mitzvah" ("Yam Shel Shlomo", "Bava Kamma", "Merubah" 37; "Maharam Mintz" 119; "Shach", "Yoreh De'ah" 246:37). This "seudah" is made to rejoice over the accomplishment, and
Mitzvah tank Judaism or displaying images of Rabbi Schneerson and about Moshiach's imminent arrival. Some Mitzvah Tanks have external speakers attached which are used to play klezmer-style music. The tanks, usually manned by young male Lubavitch students in the Yeshiva of Tomchei Temimim, park in areas with heavy people-traffic and seek Jews to perform "Mitzvahs" by asking passers-by: "Are you Jewish?" Lubavitchers manning the tank will usually hand out brochures or cards with information about performing "mitzvot" and about the coming of Moshiach. They encourage passerby to perform mitzvot with an emphasis on those part of the Chabad mitzvah campaigns, and assist