Nigel Farage told fellow MEPs "you're not laughing now" as he was barracked and booed at an emergency meeting of the European Parliament to discuss Brexit.
At a highly charged session in the Brussels chamber, EU Commission president Jean-Claude Juncker also questioned why the Ukip leader had attended the session following the Brexit vote.
Alyn Smith, the SNP Member of the European Parliament for Scotland, has pleaded with members to "not let Scotland down" after the country voted to Remain in the EU, in contrast to the UK overall.
Speaking in the European Parliament, he said: "There's a lot of things to be negotiated. We will need cool heads and warm hearts.
"But please remember this: Scotland did not let you down. Please, I beg you, do not let Scotland down now."
The Democratic presidential candidate may also have shown his cards on his choice of running mate.
The US president also shared a post on Twitter accusing Dr Anthony Fauci of misleading the public over hydroxychloroquine.
Fears over an impending second wave of coronavirus dominates Wednesday’s front pages.