If you're a Tory MP this bust-up is about Labour playing childish games yet again.
But the agenda ranged rather wider than that in what MPs describe as a major bust-up.
Few were more dismayed than Denmark by Britain's bust-up with its EU partners in December.
Yet even if a bust-up can be averted, it would only postpone the reckoning.
And a bust-up in Copenhagen would make it harder to get legislation passed next year.
ECONOMIST: How to get negotiations on the right track for a deal
Each year seems to bring at least one serious bust-up over Academy nominations.
Microsoft's statement revealing the news has done nothing to dampen the rumours of a bust-up at the top.
After a bust-up with Patrice Evra following Anelka's expulsion, Domenech left the France captain out of the team to face South Africa.
Mr Cameron's timing and tactics may have failed, but there was an inevitability about a bust-up between Britain and its EU partners.
First, though, the coalition must avoid a Lords-related bust-up that would result either in a minority Tory government or a general election.
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They fear a bust-up will radicalise their already-turbulent southern and eastern neighbourhoods.
Downing Street insists the bust-up between the prime minister and his deputy over press regulation does not spell the end for the coalition government.
He had been sent to the stand at Livingston earlier in the season after a touchline bust-up, but he was let off the hook.
Many believe the catalyst for the rift between Ferguson and Van Nistelrooy was a reported training ground bust-up between the player and team-mate Cristiano Ronaldo.
Dabo had to go to hospital in May 2007 after a training ground bust-up with Joey Barton left him unconscious and with a bruised eye.
Potentially the most damaging bust-up involves the rail regulator, Tom Winsor.
Wasps finished seventh in the Guinness Premiership table and were disappointing in the Heineken Cup, while Cipriani was also involved in a training ground bust-up with team-mate Josh Lewsey.
He broke a 48-hour curfew to visit a curry restaurant in December 2011 before a game against Chelsea, which was quickly followed by a training-ground bust-up with teammate Micah Richards.
There'd already been a bust-up before Welsh MPs turned up for the Westminster Hall debate on the Assembly's electoral arrangments - and they arrived in the mood for another one.
Colonel Ojukwu, too, had foreseen the likelihood of bust-up.
The striker left City in January as he returned to Serie A following a training ground bust-up with Mancini -- an incident that was caught by photographers and received prominent media coverage.
Jefferies claimed that linesman Francis Andrews believed that it was a penalty but failed to flag, compounding his mistake with Celtic's first goal - all of which led to a bust-up with the officials.
BBC: Hearts boss Jim Jefferies reports referee Willie Collum
The French squad is reportedly in disarray, with suggestions of a training ground bust-up between coach Raymond Domenech and midfielder Florent Malouda, who was not selected for their uninspired 0-0 draw with Uruguay, and they have been criticised by former midfielder Zinedine Zidane.
But even Britain's whingeing Poms have not seen a labour bust-up like Australia's present one since 1986, when Rupert Murdoch, then an Australian, helped smash the British print unions by transferring the production of his newspapers to a non-union plant at Wapping in East London.
This bust-up was to be about the UK Government's Green Paper - a consultation in other words - on how the proposed cut to the number of Westminster seats in Wales from 40 to 30 should impact on the way AMs are elected in future.
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