My three concludes with a @[email protected] #unlimitedScreening of #California$chemin' about rap duo #SilibilN'Brains - which has #SamuelBottomley as #BillyBoyd, and #SéamusMcLeanRoss as #GavinBain - that it's director #JamesMcAvoy co-stars alongside #LucyHalliday and #RebekahMurrell.