By Pete Jenson for MailOnline
Published: 09:48 GMT, 1 March 2020 | Updated: 12:22 GMT, 1 March 2020
It used to be the greatest show on earth – 'the game that stopped the world,' in the words of Jose Mourinho.
El Clasico has lost some of its sparkle in recent times. Barcelona and Real Madrid played out a goalless draw when they met in the league in December and last season at the Bernabeu, Ivan Rakitic's goal settled a scrappy 1-0 affair.
There's nostalgia for the Clasicos that were lit-up by the presence of Cristiano Ronaldo, Xavi, Andres Iniesta and Dani Alves.
It used to be the greatest show on earth but El Clasico has lost some of its sparkle recently
Nineteen-year-old Vinicius Junior possesses all the talent to save the huge showdown in Spain
As does Barcelona starlet Ansu Fati - he has talent to roll back clock and 'stop the world' again
But each side does, however, have a player going into Sunday's showdown, who is young enough to barely remember the fixture's greatest era, and yet possesses all the talent to roll back the clock and 'stop the world' again.
The global audience of up to 650 million viewers in 180 countries will be hoping that 19-year-old Vinicius Junior and 17-year-old Ansu Fati get given a license to thrill on Sunday, bringing the famous old fixture to life.
Vinicius still suffers from that frustrating fluster in front of goal as he did in the first half against Manchester City on Wednesday. But his pace, skill and positivity have made him a nightmare for defenders ever since he was first unleashed on LaLiga last season, and his decision making has improved drastically.
Vinicius is the one player who still gets Real Madrid supporters out of their seats; the one who still provokes an audible sense of anticipation. Zidane will use him from the start on Sunday, posting him on the left where he can put Barcelona's Nelson Semedo on the back foot.
The 19-year-old only made his Clasico debut last season but he marked it with an assist after six minutes crossing from the left