With the game levelled at 0-0, an inspired substitution by Klopp led to Origi scoring in the 94th-minute to give the Reds all three crucial points in their 'Quadruple' quest.
With Liverpool eyeing a Champions League spot, all hopes rested on the final setplay of the match which saw Alisson push up the field. As luck would have it, the Brazilian scored in the 95th minute and Reds went on to play the UCL final.
Bobby 'dazzler' Firmino came off the bench and scored a dramatic late winner as Liverpool beat Paris Saint-Germain 3-2 in their Champions League opener in the 2018-19 season.
After Richarlison scored a potential equaliser at the death, Jota pounced on Moura's error to score a 94th-minute winner and send the Anfield crowd to delirium.
Down to 10 men and trailing by a goal at the boisterous St. James' Park, the Uruguayan came off the bench and scored two stunners, including one deep into the stoppage time, to guide his team to the unlikeliest of victories.