J.K. Rowling and Ricky Gervais join forces to shut down Donald Trump

It's another week, folks, and that can only mean one thing — a fresh new chapter in the ongoing Twitter saga that is J.K. Rowling vs. Donald Trump.

This time, the topic in question was a current favourite of the president's: fake news.

On Monday, he went on one of his typical early morning Twitter tirades, this time attacking "negative polls" regarding his attempts to implement a travel ban.

This Tweet is currently unavailable. It might be loading or has been removed.

Rowling's response was as swift and savage as ever.

This Tweet is currently unavailable. It might be loading or has been removed.

This time — as well as the usual support from fans — she also received some well-timed back-up from Ricky Gervais.

This Tweet is currently unavailable. It might be loading or has been removed.

This Tweet is currently unavailable. It might be loading or has been removed.

Soon, the mirror jokes had started.

This Tweet is currently unavailable. It might be loading or has been removed.

This Tweet is currently unavailable. It might be loading or has been removed.

This Tweet is currently unavailable. It might be loading or has been removed.

When it comes to Twitter, J.K. Rowling is an unstoppable force.