Reality show led Friday's leadoff hour prior to timeslot move

ABC’s business-themed reality show “Shark Tank” continues to pick up steam, hitting series highs on Friday and standing as the night’s top series in key demos.

According to Nielsen prelims, “Shark Tank” averaged a 2.0 rating/7 share in adults 18-49 and 7 million viewers overall in the 8 o’clock hour, up 11% week to week. The show is skedded to shift to the 9 o’clock hour in a couple of weeks, with comedies “Last Man Standing” and “Malibu Country” taking over the 8 o’clock hour.

ABC was then the narrow demo leader (excluding sports) from 9 to 11 with “Primetime: What Would You Do” (1.6/5 in 18-49, 4.9 million viewers overall) and “20/20″ (1.4/5 in 18-49, 5.4 million viewers overall).

Fox was expected to win the night in demos with its coverage of baseball’s National League Championship Series between the San Francisco Giants and St. Louis Cardinals. The game averaged a 1.7/6 in 18-49 and 6.2 million viewers overall on the net’s stations from 8 to 11, with these numbers expected to rise in the nationals.

NBC was led by “Grimm” (1.4/5 in 18-49, 4.9 million viewers overall), the top-rated scripted show of the night in 18-49.

CBS rolled in total viewers, paced by “Blue Bloods” at 10 p.m. (1.3/4 in 18-49, 10.0 million viewers overall). “Undercover Boss” joins the night in a couple of weeks, airing in the leadoff hour.

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