"I didn't know the order until the manager came", he said.
Southgate did eventually allow himself to enjoy the moment with his team and family, who he joined in the stands for an emotional reunion.
"You don't always get what you deserve in life but I think we did against Colombia".
England will next play Sweden in the quarterfinals on Saturday in Samara.
England football supporters were put through a spectrum of emotion as they roared their team to the narrowest of World Cup last-16 victories from more than 1,500 miles away. "We have underestimated them for years", Southgate said. "I think these young players are showing that".
Powerhouses collide as England and Colombia battle in today's second 2018 World Cup soccer game.
Alex Apati, of Ladbrokes, said: "Patriotic punters have backed England since day one and tonight's game has already broken records in terms of bets placed, with 50% of all bets featuring Harry Kane". "I've never really been in a situation like that before".
England scored through harry kane but conceded a late Mina equaliser to leave the score 1-1 before winning on penalties after extra time. On a last-gasp corner, one that David Ospina came up the field for, Colombian defender Yerry Mina made clean contact with the ball and sent it into the turf. Through small calls he was pushing us [toward] our goal, that was clear for me.
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"During the 120 minutes we fought with our weapons, with our strength, we carried a plan to the end and we managed to draw", he added.
'I did all my research on them and Radamel Falcao was the only one who didn't go his usual way, ' Pickford told ITV. I don't care if I'm not the biggest keeper in the world.
Kane has spearheaded England's attacking approach as is on course to win the World Cup golden boot.
Southgate's penalty in the 1996 shootout at Wembley against Germany was stopped, a failure he has lived with for 22 years.
"To get knocked down at the end like we did at the end, it's hard to come back from that, " Dier said.
"They know in every age group exactly how they are going to play".
For England fans who made the journey to Moscow, there was confidence but also nerves.
Referee Mark Geiger immediately pointed to the spot, and Kane buried his sixth goal of the tournament to give England the lead.
England's build-up to Euro 2012 was hugely disturbed by Capello's shock resignation over the Football Association's decision to strip John Terry of the captaincy. "That has not been good for us, and hurt us a lot", said Colombian coach Jose Pekerman at a post-match press conference. "Colombia died standing. That's why I applaud them".