Host families are needed to house members of the Celebration Iowa Singers and Jazz Band after their performance in Knoxville July 15th. Thats according to Park Woodle, one of the host family coordinators for the event. He says the host family should expect to transport the guests after their performance at Celebrate Community Church to their home, and provide a bed, sofa, or mattress for the guests, among other duties, and to call himself or Susan at 842-5497 to sign up.