LOS ANGELES—Let’s see. On March 1 we have the Great Peace March. Three thousand people walking from Los Angeles to Washington for nuclear disarmament, starting at a star-studded concert in the L.A. Coliseum. Endorsed by Madonna. Tents provided by North Face. Shoe sponsorship under negotiation. Total cost: $20 million. Arrives in Washington November 15. Meanwhile, on May 25, there’s Hands Across America. A 4,000-mile human chain from Los Angeles to New York to raise $100 million to “combat domestic hunger and homelessness.” Organized by USA for Africa (“We Are the World”).