NEW YORK (AP) — Usher has been added to the list of stars for the Global Citizen Festival. He, Laverne Cox and Katie Holmes are among the new names added to the bill for the event, which will be headlined by Beyonce and Pearl Jam. Previously announced hosts include Stephen Colbert, Kerry Washington, Salma Hayek and Hugh Jackman. The event will be held on the Great Lawn in New York’s Central Park later this month and will air on MSNBC.