That Dog. was a Los Angeles-based rock band that formed in 1991 and dissolved in 1997. Featuring Anna Waronker on lead vocals and guitar, Rachel Haden on bass guitar, her sister Petra Haden on violin, and Tony Maxwell on drums, their punk power-pop songs were full of hooks and many layered vocal harmonies. Biography Seemingly born into the Los Angeles music scene, Anna Waronker is the daughter of record industry mogul Lenny Waronker, the sister of sometime Beck and R.E.M. drummer Joey Waronker, and is married to Steve McDonald of Redd Kross fame. Petra and Rachel Haden are the daughters of free jazz bassist Charlie Haden. The group began when Anna and a friend, Jenni Konner, began writing short punk songs about boys in her bedroom. Waronker had known Petra and Rachel Haden since high school, so they fluidly found their way in to playing her songs with her. Mutual friend Tony Maxwell picked up the drum duties. Their first a