Shana Tucker's cello-based "Chamber Soul" meets Hindugrass' intricate blend of bluegrass and classical Indian music Friday night at The ArtsCenter, 300-G E. Main St., Carrboro. This is a unique combination, and it should be a blast. 919-929-2787, arts centerlive.org.

Above Gravity, an all-girl band that has played venues from the Cat's Cradle to Shakori Hills, takes on seven other local high school groups in the 2012 High School Battle of the Bands at 6:30 p.m. today at the Cradle, 300 E. Main St., Carrboro. Proceeds benefit the International Baccalaureate Program at Cedar Ridge High School. 967-9053, catscradle.com.

Photographer Sonia Katchian began photographing Muhummad Ali as a press photographer in 1974. They became friends, and over the years she captured many unique images of Ali. "Muhammad Ali: The Photographs of Sonia Katchian" is on display through Feb. 29 at Focal Point Gallery, 1215 E. Franklin St. 919-636-4557, ChapelHillFocalPoint.com.