Disappointingly , in All This Mayhem we tend to hear only one side .
That that side belongs to Tas and this is what makes the documentary only a very , very good one rather than the masterpiece promised on the film 's promotional poster .
Disappointingly , in All This Mayhem we tend to hear only one side and that that side belongs to Tas and this is what makes the documentary only a very , very good one rather than the masterpiece promised on the film 's promotional poster .