 The Oakland debut shows were followed by five additional concerts in the Northeast (New York, Connecticut, and New Jersey) in December 2009, as well as live rehearsal sessions and two New Year's shows in Mill Valley, California, and San Francisco, respectively.During the New Year's Eve performances, the band introduced backing vocalists Sunshine Becker and Zoe Ellis, who remained in the lineup for the remainder of the winter tour.Additional live rehearsal sessions continued for the first half of January 2010 in Mill Valley.