Neil Critchley fielded the club’s youngest ever starting XI for the fourth-round replay at a sold-out Anfield and was rewarded with a bold and impressive display from his side.
Ro-Shaun Williams’ 75th-minute own goal - the Shrewsbury defender inadvertently heading Williams’ searching cross over his goalkeeper and into the Kop-end net - proved decisive, with the Reds now set to travel to Chelsea in round five.
“It was just unbelievable,” Liverpool’s right-back said.
“I think it was a night that we’ll remember for a long time, especially the debutants. I thought the whole team dug in and we kept on going until the final whistle.