Bottom of the table Genoa ended their run of six consecutive defeats with a surprise victory away to Atalanta.
A second half strike from Marek Hamisk was enough to give Napoli a rather fortunate 1-0 win over Cagliari.
Emanuele Calaiò will be kicking himself after this stalemate, as he had numerous chances to give Siena the win.
Lazio demolished Udinese 3-0 at the Olimpico despite seeing an early penalty saved and fly into fifth place, just two points shy of Inter and Fiorentina.
Milan doomed Juventus to their second defeat of the season, but earned it with an extremely controversial Robinho penalty.
Fabrizio Miccoli scored his 100th Serie A goal and Josip Ilicic bagged a brace as Palermo got back on track by crushing Catania 3-1 in the Sicilian Derby.
A wonderful second half strike from Nicola Sansone gave Parma a 1-0 home victory over Inter.
Mattia Destro gave Roma a hard-fought and surprisingly tense 1-0 victory in Pescara on Coach Cristiano Bergodi’s debut.
Bologna fought valiantly with 10 men for 85 minutes and threatened to snatch a point, but Andrea Poli gave Sampdoria the win.
Fiorentina twice fought back in Turin to pick up a precious point with Mounir El Hamdaoui, but lost two stars to injury.