New AC Milan star Ronaldinho could not prevent Milan falling to a 2-1 home defeat to newly promoted Bologna.
Carlo Ancelotti handed debuts to Gianluca Zambrotta and Mathieu Flamini as well as Ronaldinho, who playing upfront alongside Filippo Inzaghi.
But the Rossonerri were fell behind when Marco Di Vaio gave the visitors a shock lead in the 18th minute.
Ronaldinho set up Milan's equalizer with a precise cross nodded in by Massimo Ambrosini before the break.
Andriy Shevchenko played after the restart, marking his return to Milan after two seasons at Chelsea, but failed to rack up several pass from Ronaldinho, including when he found himself unmarked in front of Bologna goal.
And Francesco Valiani sealed the victory for Bologna in the 79th minute with a thunderous strike from 25 yards out.
Veteran Pavel Nedved put Juve ahead six minutes before the break as he poked home a cross from Zdenek Grygera.
Fiorentina had been playing with 10 men for five minutes after Brazilian Felipe Melo received a second yellow card.
But a minute from time Gilardino turned Olof Mellberg and plucked home a shot in off the far post.
Defending champions Inter Milan was also started in dismal fashion as they drew 1-1 at Sampdoria on Saturday.
Zlatan Ibrahimović gave Inter the lead in the 33rd minute but Il Samp fought back after the break and scored an equalizer through Gennaro Delvecchio.
But although only managed a 1-1 tie on his coaching debut, Inter boss José Mourinho didn't seem too upset after the match.
Last season's runner-up AS Roma were no less disappointing as they were held to a 1-1 draw by 10-man Napoli before their home crowd at Stadio Olimpico.
Alberto Aquilani put Roma in front as he controlled Daniele De Rossi's pass with his chest before firing home past Gennaro Iezzo.
The Giallorossi continued to dominate possession and had several chances to make it 2-0 before Marek Hamsik leveled the score soon after Fabiano Santacroce's red card.
In other Sunday action, Torino crushed newly-promoted Lecce 3-0, and Lazio went behind 1-0 to grab a 4-1 win at 10-man Cagliari.
Chievo defeated Reggina 2-1, Atalanta won 1-0 over Siena and Catania beat Genoa 1-0.
On Saturday, Udinese edged Palermo 3-1.
Carlo Ancelotti handed debuts to Gianluca Zambrotta and Mathieu Flamini as well as Ronaldinho, who playing upfront alongside Filippo Inzaghi.
But the Rossonerri were fell behind when Marco Di Vaio gave the visitors a shock lead in the 18th minute.
Ronaldinho set up Milan's equalizer with a precise cross nodded in by Massimo Ambrosini before the break.
Andriy Shevchenko played after the restart, marking his return to Milan after two seasons at Chelsea, but failed to rack up several pass from Ronaldinho, including when he found himself unmarked in front of Bologna goal.
And Francesco Valiani sealed the victory for Bologna in the 79th minute with a thunderous strike from 25 yards out.
Veteran Pavel Nedved put Juve ahead six minutes before the break as he poked home a cross from Zdenek Grygera.
Fiorentina had been playing with 10 men for five minutes after Brazilian Felipe Melo received a second yellow card.
But a minute from time Gilardino turned Olof Mellberg and plucked home a shot in off the far post.
Defending champions Inter Milan was also started in dismal fashion as they drew 1-1 at Sampdoria on Saturday.
Zlatan Ibrahimović gave Inter the lead in the 33rd minute but Il Samp fought back after the break and scored an equalizer through Gennaro Delvecchio.
But although only managed a 1-1 tie on his coaching debut, Inter boss José Mourinho didn't seem too upset after the match.
Last season's runner-up AS Roma were no less disappointing as they were held to a 1-1 draw by 10-man Napoli before their home crowd at Stadio Olimpico.
Alberto Aquilani put Roma in front as he controlled Daniele De Rossi's pass with his chest before firing home past Gennaro Iezzo.
The Giallorossi continued to dominate possession and had several chances to make it 2-0 before Marek Hamsik leveled the score soon after Fabiano Santacroce's red card.
In other Sunday action, Torino crushed newly-promoted Lecce 3-0, and Lazio went behind 1-0 to grab a 4-1 win at 10-man Cagliari.
Chievo defeated Reggina 2-1, Atalanta won 1-0 over Siena and Catania beat Genoa 1-0.
On Saturday, Udinese edged Palermo 3-1.
Please subscribe to our RSS feed to receive more updates. You can also subscribe by Email and enjoy our latest posts sent directly to your inbox.
