A flawless start of seven straight wins in all competitions has come undone in the past week with defeats to Chelsea and Napoli in the Champions League, either side of a draw with Chelsea on league duty last weekend.
Sergio Aguero is in fine form up front for Manchester City with five goals from seven league games, but has yet to score an away goal at Anfield. Against Guardiola, Klopp tends to demand a faster, more direct approach to try to exploit City's high defensive line.
Klopp's side produced one of their best Champions League performances to seal a 3-0 win against the Citizens in the first leg of their quarter-final clash at Anfield in April.
"I said it a few times and I can say it again, I really think the most important thing for football - the most important job of football - is entertaining the people", Liverpool manager Jurgen Klopp said on Friday. For Salah, it was the first one so we will see in seven or eight years.
Dozens hurt as typhoon Trami hammers Japan
Maintaining its "very strong force", the storm churned near Kagoshima on the western tip of Japan, causing seven minor injuries. The terminal building was closed for the day and the monorail as well as bus service to the airport were also suspended.
Goalkeeper Alisson Ramses Becker of Liverpool during the Premier League match between Chelsea FC and Liverpool FC at Stamford Bridge on September 29, 2018 in London, United Kingdom. I suspect he won't change and will hope Klopp's side are exhausted from the midweek trip to Napoli.
However, if he gets his timing right there will be an opportunity for the Liverpool full back to exploit City's left flank with his impressive crossing from out wide. "I'm going for Liverpool to win 3-2".
Each meeting between the two club's in recent years has seen Firmino act as a personal body guard for Fernandinho, effectively meaning his national compatriot has been unable to receive the ball without the Liverpool forward's say-so. In the last 15 minutes they had two big chances and scored a goal.
"But on Sunday that - at least - will be 100 per cent different".
Match of the Day pundit and former Liverpool midfielder is intrigued by today's game and wonders how City will respond to last season's three losses against the Reds.