Slot's assistant Spike Hulshoff could not even step in as he was also shown a red card.
The Dutchman exchanged words with Oliver before he gave the referee an angry handshake, leading Oliver to brandish the red card.
After the final whistle, Everton star Abdoulaye Doucoure taunted the Liverpool fans and was confronted by Liverpool substitute Curtis Jones, with players from both sides squaring up.
Premier League rules BANNED Arne Slot from conducting a post-match interview following his sending off in the chaotic draw with Everton.
Despite Beto opening the scoring for the Toffees, Slot's Liverpool side appeared to be heading for a win thanks to an equaliser from Alexis Mac Allister and a strike from Mo Salah.