Jurgen Klopp has revealed that he his relationship with Ralf Rangnick is "on hold" since Rangnick became Manchester United's interim manager earlier this season.
Rangnick and Klopp have a relationship that dates back to 1997 and the Liverpool boss has often credited United's current interim manager with being a key influence in his own coaching career.
The two men have faced each other in the Bundesliga before and have remained in contact, but this will be their first meeting outside of Germany and Klopp revealed they haven't been in touch since Rangnick took over at United in December.