Lionel Messi and his teammates set off for Argentina with the most coveted prize in football as millions of compatriots waited to welcome them home on Monday and catch a glimpse of the World Cup trophy.In the capital Buenos Aires and throughout the country, millions took to the streets to celebrate Sunday's remarkable penalty shoot-out victory over France in the World Cup final in Qatar.Messi finally crowned his record-breaking career with the one trophy that was missing as he produced a performance that will go down in World Cup history, scoring a first-half penalty and netting again in extra time.France had fought back from 2-0 down in the last 10 minutes as Kylian Mbappe scored twice to equalise and force extra time in a pulsating match watched by an 89 000 crowd in Lusail Stadium.Messi seemed to have decided the match in extra time with his second goal of the game before his Paris Saint-Germain teammate Mbappe completed only the second World Cup final hat-trick to bring the score to 3-3 and force penalties.Gonzalo Montiel swept home the decisive spot kick to win the shootout 4-2 for Argentina - but this was Messi's moment.PICTURES | The heartbreak and elation of the greatest World Cup final everAnd while the players were able to celebrate with an estimated 40 000 fans inside the stadium on Sunday night, there are 45 million back home eager to welcome their heroes on Monday evening."Of course, it's what we're all waiting for," teacher Veronica Silva, 44, told AFP from the Plaza de Mayo square in central Buenos Aires where celebrations went on into Sunday night."This will continue for a couple of days.