From left, John Ledbetter, Luke Stafford and Center Grove area resident Phoebe Mangas rehearse "Have Yourself a Merry LIttle Christmas" Sunday with the Celebration Worship Band in advance of this week's Circle of Lights celebration. The band will be one of five featured performers at this year's Circle of Light, chosen from 136 entrants who tried out to be part of the event, in which the lights around Monument Circle in downtown Indianapolis are turned on.