Sacha Baron Cohen's return as Ali G hasn't gone down well with critics, with Ali G: Who Iz I? receiving negative reviews ahead of its debut in cinemas, where it will screen for one weekend only.Marking Baron Cohen's directorial debut, the film sees the polarising, fictional rapper gearing up to become a dad when his girlfriend Julie – with Morgana Robinson taking over the role from EastEnders' Kellie Bright – finds out she's pregnant.