U2 holds a surprise of size provided. On christmas eve, the band of Bono, without any announcement in advance in Dublin. They did that on the street in South King Street. Passers-by were surprised. The band performed not just on. On the sidewalk in front of the Gaiety Theatre was a benefit concert held for the benefit of Simon Housing Community, an organization that cares for 10,000 homeless persons in Ireland. Bono and co were the surprise act.