The refrain – both genuine and ironic – has become a common cry at major golf tournaments, to the immense irritation of rational-minded people everywhere.
"It definitely comes from America, where it has been exacerbated by the stadium-style golf that they have tried to organise on the PGA tour," says Shaun McGuckian of Golf Punk magazine. "It's trying to be funny with the imagination of a nation that can only chant three letters (U-S-A). It gets louder as the beer flows." But we're not without such banter ourselves, notably those droll wags at Wimbledon who still think shouting: "Come on, Tim!" at Andy Murray is as funny as it was in 2006.
COMMENT RULES: Comments that are judged to be defamatory, abusive or in bad taste are not acceptable and contributors who consistently fall below certain criteria will be permanently blacklisted. The moderator will not enter into debate with individual contributors and the moderator’s decision is final. It is Belfast Telegraph policy to close comments on court cases, tribunals and active legal investigations. We may also close comments on articles which are being targeted for abuse. Problems with commenting? firstname.lastname@example.org