Juventus eased to a 3-1 win at home over 10-man Catania.Pablo Barrientos shocked the home side with a goal after just four minutes on Saturday, but 18 minutes later Andrea Pirlo drew the game level with a fine free-kick from just outside the box.
The former AC Milan man stepped up his game even further in the second period as he provided assists for Giorgio Chiellini and Fabio Quagliarella.
AC Milan reclaimed top spot in Serie A with a 3-1 win over Cesena on Sunday.
Goals from debutant Sulley Muntari - on loan from Inter Milan - Urby Emanuelson and Robinho gave Massimiliano Allegri's men the convincing win away to Serie A's bottom-placed club.
Daniel Pudil pulled one back for the hosts midway through the second half but the early goals were enough for AC Milan.
In Sicily, Palermo embarrassed third-placed Lazio 5-1.
Edgar Barreto started the rout in the 10th minute with a powerful low drive from the edge of the penalty area, before Massimo Donati scored a stunner 10 minutes later that found the top right corner.
Three minutes before the break it was 3-0 when Matias Silvestre was left alone to head Fabrizio Miccoli's free-kick into the net from just a couple of metres out.
In the second half, Igor Budan and Miccoli added two more for Palermo, while Libor Kozak scored a consolation for Lazio with five minutes left in the game.
Udinese's failure to beat Cagliari. The home side only had themselves to blame for the 0-0 draw.
Elsewhere, Roma moved up to fifth with a 1-0 victory over Parma thanks to a first-half goal from Fabio Borini.
Lecce took another step towards safety with a 4-1 thrashing of fellow strugglers Siena.
Cyril Thereau's goal saw Chievo earn a 1-0 win at Genoa.
While strugglers Novara held on for a 0-0 draw at home to Atalanta.
