Memphis Depay and Nabil Fekir have come to blows with teammates at Lyon training.
The Sun reports ex-Manchester United flop Depay confronted left-back Ferland Mendy while France midfielder Fekir reportedly came to blows with central defender Marcelo.
None of the four players were in the starting line-up for last night's shock 2-1 Ligue 1 loss at lowly Nantes.
Liverpool have been linked with Holland frontman Depay, 25.
And Manchester United, as well as Chelsea, have monitored Fekir after his expected move to Anfield fell through.
Canal Plus reported a bust-up took place in practice at third-placed Lyon before last night's match.