Whoever comes out on top will face either Antonio Conte's Inter Milan or Napoli, who hold a 1-0 lead ahead of Saturday's second leg in Naples.
Juventus players warmed up before the match in T-shirts with the message "No Racism", while Milan wore tops on with "Black Lives Matter" written on them, in solidarity with global protests over the death of George Floyd.
Should, as expected, Friday's match take place fans will see a tie delicately poised at 1-1 following February's entertaining first leg at the San Siro, which saw the "Rossoneri" leading until Cristiano Ronaldo scored a stoppage time penalty to take a draw and an away goal back to Turin.
The ball stayed in play, and seconds after the miss the hosts caught another outcome-altering break when Milan forward Ante Rebic was correctly shown a red card for a karate kick-like challenge that left Juve captain Alessio Romagnoli writhing in agony on the turf. And as he had in the opener, Ronaldo once again beat Milan goalkeeper Gianluigi Donnarumma from the spot.
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In doing so, they are perhaps seeking publicity rather than accepting the assistance proffered", the lawyers said. Andrew has flatly denied having sex with the teenager.
Hakan Calhanoglu sent a free header wide within three minutes of the restart before Stefano Pioli finally sent on a striker to replace Rebic - Rafael Leao coming on for Giacomo Bonaventura.
Their club-record run of 10 straight home wins in the Coppa may have ended, but Juve are still fighting for silverware on three fronts.
Before thinking about that they have a chance to wrap up a 14th Coppa success in their 19th appearance in the final, where Inter or Napoli will be their opponents.