Sub Pop Records has announced the signing of Avi Buffalo, the adopted name of Avigdor Zahner-Isenberg, an 18 year-old singer/songwriter and guitarist from Long Beach, CA. On December 8th the label will be releasing “What’s in It For?” b/w “Jessica” as a 7” vinyl single. The debut Avi Buffalo full-length is expected to see a release in the Spring of 2010.