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Ratings: ‘Rescue Me’ Finale Ends Series on 4-Year High

2.3 million people tune in to bid Tommy Gavin farewell

The flames weren't the only things climbing during last night's "Rescue Me" series finale.

FX announced Thursday that Wednesday night's swan song for the Denis Leary series was the most-watched episode for the show since its Season 4 finale, which aired Sept. 12, 2007.

Also read: How "Rescue Me" Ended Right by Dodging a Finale Ciché

The "Rescue Me" finale netted 2.3 million total viewers, 1.3 million of them in the sought-after adults 18-49 demographic — its highest performance in that demo since the Season 5 premiere.

Also read: 'Rescue Me': a Crass, Brutal and Accurate Record of 9/11

The season capper was aided considerably by its lead-in, the superhero movie "Wolverine," which grabbed 75 percent more total viewers than its predecessor last week, "Dragonball Evolution." (In the adults 18-49 demo, "Wolverine" improved on "Dragonball Evolution" by 121 percent.

Overall, the seventh and final season of "Rescue Me" performed 10 percent better than Season 6, averaging 1.4 million total viewers.