Fighting in the Middle East, mortgage rates rising, a widening gulf between rich and poor, a pensioner representing the glorious heritage of British pop at the Eurovision Song Contest ...

it's enough to make you weep into your pint. Unless, of course, you're banishing the 21st-century blues by going to a gig at the Glasgow International Comedy Festival, where, you'd hope, any dilution of your beer was caused by tears of laughter.

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