LOS ANGELES, CA, September 14—A California governor, a Chassidic reggae singer, a pair of basketball legends, and a son of “The Godfather.” What do they have in common? All of them have joined the ranks of celebrities scheduled to appear on the upcoming Chabad “Celebration 25” Telethon. Governor Arnold Schwarzenegger, Matisyahu, Magic Johnson, Kareem Abdul-Jabbar and James Caan are among those stepping forward to salute the Telethon’s 25th anniversary and encourage viewers to support Chabad’s educational and nonsectarian social service programs. This year’s show will broadcast live from Hollywood on Sunday, September 25th, from 3 pm to midnight, PDT. It...