Peggy Tanous, Vicki Gunvalson, Tamra Barney Peggy Tanous, Vicki Gunvalson, Tamra Barney

Who doesn't like a good catfight? The drink-throwing, the shoving and rancor that culminated The Real Housewives of Orange County Season 6 finale drew a series-high 2.88 million viewers, a 17 percent increase over the previous season's conclusion, according to Nielsen Media Research.

The Bravo program also attracted 1.86 million viewers aged 18-to-49, a 3 percent increase in the industry-prized demographic over last year's season-ender.

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That gave a boost to Watch What Happens: Live, which immediately followed Sunday's show, as Andy Cohen hosted Season 6 newcomer Peggy Tanous and NHL journeyman Sean Avery, with 1.74 million people watching (1.13 million in the demo).

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Among the broadcast networks Monday, ABC's The Bachelorette drew 7.70 million viewers at 8 p.m., roundly outpaced the 3.89 million that tuned in to the season premiere of Fox's MasterChef. It also won in the demo rating: 2.4 vs. 1.8. That figure marked a 33 percent plummet compared with last summer's last July premiere of MasterChef.

The Bachelorette averaged slightly more than 8 million and a 2.6 rating, up 11 percent and 18 percent, respectively, from the previous week.