The superstar came off the bench to win the game in the fourth minuted of added time in typical Messi fashion.
David Beckham was left in tears after Lionel Messi’s heroics
Beckham celebrates with his wife Victoria
He high-fived co-owner Jorge Mas who was in disbelief
Messi netted the winner with a 25-yard free-kickCredit: Getty
Harper and Cruz Beckham watched Messi’s moment of magicCredit: The Mega Agency
He bent a 25-yard free-kick over the wall and into the back of the net – a strike Beckham would have been proud of.
Becks, 48, could not contain his emotion and started welling up, with wife Victoria on hand to embrace him.
He also hugged his daughter Harper who was there to witness the moment of magic alongside her older brother Cruz.
The former England captain then high fived his co-owner Jorge Mas who was also in disbelief at what he had just witnessed.
Messi, 36, sprinted away in celebration with a jubilant look across his face as the crowd went wild.
He embraced his old Barcelona pal Sergio Busquets, who also made his Miami debut, before setting off on a lap of honour.
A-list celebrities in attendance to catch a glimpse of Messi were also left shocked – including Serena Williams and Lebron James.
Reality TV star Kim Kardashian kept Williams company along with her son Saint, seven, who wore a Messi shirt.
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Kim Kardashian attended the game with Serena WilliamsCredit: Reuters
Lebron James, top right, captured the moment Messi made his Inter Miami debutCredit: AFP
Messi curled in a free-kick from 25 yardsCredit: Reuters
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The influencer chatted with Apple TV during the pre-game event, explaining that it was Saint who pushed her to attend
Messi’s strike gave Miami a 2-1 win over Cruz Azul in their opening game of the Leagues Cup, with Atlanta United up next in the competition.