The Leicester manager is in the news again, he embarked on a bizarre rant at a local journalist after Leicester's 3-1 defeat to Chelsea, calling him an "ostrich" and casting doubt on whether he was "flexible enough" to put his head in the sand. All very strange.
Here are some other (in)famous manager rants.
In the 1995-96 season, Newcastle hold a 12-point lead over Manchester United at the start of February. Inevitably his side are reigned in by Sir Alex Ferguson's men and Keegan loses it.
Paolo Di Canio
Swindon Town coach urges fans to go and support Oxford United if they don't like the way he manages the team.
The Italian is well remembered by Bayern Munich fans for this emotional outburst in broken German during a press conference in 1998. "Diese Spieler waren schwach wie eine Flasche leer!" he shouted. (These players were weak like a bottle empty).
The former Leyton Orient manager's time in the game was short - maybe mercifuly so - but his legacy was perhaps the greatest half-time rant ever captured on film. Watch (if you don't mind very bad language) and enjoy.
The Irishman's Brighton side drew with non-league Canvey Island in the FA Cup in 1995 and was not in the mood to answer questions after the game.
It's a bad idea to let a mobile phone ring during a Roy Keane press conference.
Here are the 'facts'...
Holloway rails against "useless" Uefa president Michel Platini, Fifa president Sepp Blatter and the idea of a Winter World Cup in 2022.
The former Liverpool manager loses his rag with "bang out of order" Geoff Shreeves when questioned by Sky about Luis Suarez's failure to accept Patrice Evra's handshake before kick-off.
Then Inter Milan manager Jose Mourinho moans about Italian football. "I don't like it. They don't like me."
Whatever you do, just don't call him a "wheeler-dealer".
The Barcelona coach lets rip with an uncharacteristic outburst at Jose Mourinho ahead of their all-Spanish Champions League semi-final first leg against Real Madrid in 2011.
An infamous press conference featuring former Newcastle manager Joe Kinnear contained 52 swear words in five minutes.
Harry Redknapp (again)
The best thing about the then-Portsmouth manager's rant at a player who hits him with a ball while conducting a TV interview is the way he tries - and utterly fails - to rediscover his composure. As he puts it, "No wonder he's in the f------ reserves."