And the German can boast the best record of any Reds manager in their first 25 games in Europe - losing just twice.
His side have scored 56 goals in that time too, with the 39 netted in this season's Champions League, including qualifiers, a club-record haul for a single campaign.
For more need-to-know pre-match facts and figures, courtesy of club statistician Ged Rea, read on...
Liverpool have hosted Italian clubs at Anfield on 10 previous occasions, winning six times and losing four.
The Reds scored in nine of those 10 meetings, with Roma the only team to keep a clean sheet, in 2001.