On Tuesday night, the Reds fielded their youngest ever starting XI in the Carabao Cup quarter-final with Aston Villa back at home.
This evening in Qatar, a senior squad will line up against CONCACAF champions Monterrey just 21 hours and 45 minutes later.
That is the shortest time between the start of two Liverpool fixtures in club history - after the 23 hours and 30 minutes between successive matches in 1897-98 and 1923-24.
The Reds last played competitive games on consecutive days back in 1986, when they won 1-0 at Sheffield Wednesday on December 27, after losing by the same score at home to Manchester United on Boxing Day.
For more need-to-know pre-match facts and figures, courtesy of club statistician Ged Rea, read on...
Liverpool have played in three finals of the Club World Cup and its previous guises - the Intercontinental Cup and Club World Championship.
The Reds faced Brazil's Flamengo in 1981, Independiente of Argentina in 1984 and most recently Sao Paulo, also from Brazil, in 2005.
In its current format, European teams have won 11 of the 15 finals, with South American sides scooping the other four.
Liverpool are one of three English teams, including Chelsea and Manchester United, to reach the final in that time.
James Milner's next appearance will be his 200th for Liverpool.
Naby Keita has scored five goals in his last 12 starts for the Reds. He could score in a third successive Liverpool appearance for the first time.
Mohamed Salah has found the net four times in his last three Liverpool appearances. His tally of 84 in all competitions puts him 18th on the Reds' all-time scorers list. Next in his sights is John Toshack's total of 96.
Sadio Mane has scored 30 goals for Liverpool so far in 2019. He is one of only 11 Liverpool players to achieve the feat and it is only the 17th time in the club's history the landmark has been achieved.
Liverpool are six goals short of recording 500 under Jürgen Klopp. They have played 236 games.
Monterrey are CONCACAF's most prolific participants in this tournament along with fellow Mexicans Pachuca (each have four). They finished third in 2012.
Their 28-year-old forward Rogelio Gabriel Funes Mori is the twin brother of former Everton player Ramiro Funes Mori.