The team was awarded a penalty after Madueke was fouled by James Tarkowski in the box. Palmer, who was aiming for his fourth goal of the game, attempted to take the ball from Madueke.
Blues captain Conor Gallagher got involved in the argument by grabbing the ball from the winger to give it to the usual taker. The incident raised questions about Mauricio Pochettino’s handling of the penalty situation.
Alfie Gilchrist added a late sixth goal to end the evening on a high for the Blues, despite the bizarre penalty argument causing a disturbance.