Thank heavens, nobody told indie rock crusaders Personal Trainer this was all supposed to be temporary. The Amsterdam-based collective seek out sharp-witted ways to prolong the innate joy of being a band just plugging in and playing. Willem Smit, the group’s conductor and cheerleader, started the band as an ultimate love letter to the vibrant scene he himself inhabits. Initially, it meant playing shows in impromptu lineups, with individuals of varying skill levels, interests and sensibilities. At the hub of this volatile energy, Smit embraced his role as jester in court, performing his own songs like a lost tourist on a karaoke bender.