MAURICIO POCHETTINO blasted his Chelsea "kids" for their petulant penalty argument.
Noni Madueke and Nicolas Jackson had an embarrassing bust-up over who would take a spot-kick at 4-0 with Pochettino warning they will be dropped if it ever happens again.
Cole Palmer stole the show with FOUR goals to move joint top in the Golden Boot race.
But his last strike, a 64th-minute penalty, came after a bust-up between Chelsea stars.
He had a perfect 16-minute hat-trick when a spot-kick was given after he was clipped.
Madueke battled Jackson AND Palmer for the penalty.
Once the penalty was given, Madueke stormed over to Malo Gusto to rip the ball from his hands before starting his row with Jackson.
Thiago Silva tried to calm the pair before captain Conor Gallagher snatched the ball off Madueke, with both the skipper and Palmer shoving Jackson away.
Pochettino said: "It's a shame.
"I told the players [in the dressing room] we can't behave in this way. I told them this is the last time I will accept this type of behaviour.
BEST FREE BET SIGN UP OFFERS FOR UK BOOKMAKER
"They're all involved in this situation, next time they're all out. This is not a joke.
"It's impossible after a performance like this to see this type of behaviour.
"If we want to be a great team, fighting for big things, we need to change and think more in a collective way.
"I made clear to them, and now through the media, and I say to our fans and to everyone, Cole Palmer is the penalty taker. And it's now his choice if he wants to give the ball to another player but not in this way.
"It's very sad and I don't want it to happen again. We behaved like kids."
When asked if it will affect his selection for Saturday’s FA Cup semi-final against Man City at Wembley, Poch added: "No,
Read on m.allfootballapp.com