The finale of Jersey Shore's fourth season drew 6.64 million total viewers for MTV at 10 p.m. Thursday, down 13% from its season three finale last May but still enough to top all of cable for the night.
The final international-set episode, "Ciao Italia," on Oct. 20 delivered a 5.4 rating with MTV's broad target audience of persons 12 to 34, according to Nielsen live + same-day data. That was down 26% in the demo from May's finale, which was Jersey Shore's highest-rated season finale ever.
Overall, the reality series' fourth season averaged a 6.7 rating with persons 12 to 34, translating into 5.4 million viewers in the demo. Jersey Shore averaged 7.3 million total viewers for its Italian run, after delivering a record 8.8 million for its season four premiere on Aug. 4.
Jersey Shore: The Reunion followed at 11 p.m., posting a 4.8 persons 12-to-34 mark. A special encore presentation of the reunion, including five additional minutes of never-before-seen footage, will premiere Oct. 27 at 9 p.m., serving as a lead-in to the new MTV animation block, with Mike Judge's Beavis & Butt-head at 10 p.m. and Good Vibes at 10:30 p.m.
Jersey Shore will return to Seaside Heights, N.J., for its fifth season, premiering in January.