Sacha Baron Cohen’s latest series Who Is America? isn’t funny. But then, nor was his terrible 2016 movie The Brothers Grimsby. Nor was his rubbish 2012 film The Dictator. Nor, let’s be honest, were his classic original characters Borat, Brüno or even Ali G.

Obviously, they had their moments: the ‘mankini’ — that bizarre, electric green, giant-thong-like swim wear worn by Borat; the classic late-Nineties catchphrase ‘Is it because I is black?’ And sure it must have taken some nerve — even in character — to explain to a clearly impatient and unimpressed Donald Trump his business plan for some anti-drip...