Smiles bitter!

SERVICE WITH GRIN BOOSTS TASTE OF ALE

- DAVID JARVIS

BEING served by smiling bar staff makes you pint taste even better, beer boffins found.

The flavour boost means drinkers get more rounds in and have a better time in the pub.

But drinks served by miserable staff taste bad, ruining revellers' enjoyment.

Researchers at Goldsmiths University in London used eye-tracking tech to come up with the findings.