The Graton Day Labor Center celebrates 10 years of pairing temporary employers with workers by throwing a blowout concert with Dr. Loco’s Rockin’ Jalapeño Band. Cumbia, salsa, norteños and oldies are on the menu, with the Imaginists Theatre Collective and Danza Azteca Xantotl rounding out the festivities on Friday, April 8, at the Sebastopol Community Center.390 Morris St., Sebastopol. 7pm. $25–$50. 707.829.1864.