Atalanta hope to get the Serie A season on the same footing as their Europa League campaign, hosting newly-promoted Frosinone.
Jasmin Kurtic decided the local derby with a ground-to-air missile for SPAL, ruining Pippo Inzaghi’s Bologna debut.
Cristiano Ronaldo learned Serie A is a tough league, as Juventus fought back from a goal down for a dramatic 3-2 victory at Chievo.
Miha Zajc had a star-making performance for Empoli, creating both goals for Rade Krunic and Ciccio Caputo in a 2-0 victory over Cagliari.
Ciro Immobile scored a magnificent opener, but Arkadiusz Milik and Lorenzo Insigne completed the Napoli comeback to conquer Lazio.
Alessio Romagnoli's freak goal with the last kick of the game beat Genoa 2-1 on Wednesday and sent Milan into the Champions League places.
Parma threw away a 2-0 lead in the space of four minutes, as Udinese clawed their way back to a point at the Tardini.
Gianluca Caprari’s free kick cancelled out an early Giovanni Simeone header, as Sampdoria and Fiorentina shared the points in this rescheduled game.
Domenico Berardi’s penalty caused a huge opening weekend upset, as Scudetto contenders Inter crumbled to old enemies Sassuolo.
Roma hit the woodwork three times and Torino caused a few scares too, but a stunning last-gasp Edin Dzeko volley on Justin