I reported previously (Mar 2013) that Kollel Chabad held a Bar Mitzvah celebration for 111 orphans in Jerusalem on the 111th birthday of the late Lubavicher Rebbe.  Now on his 115th birthday Kollel Chabad held another Bar Mitzvah celebration, for 115 orphans.

https://unitedwithisrael.org/115-orphans-celebrate-their-bar-mitzvah-in-jerusalem/