Ratings: Rihanna Interview Boosts '20/20'

By Josef Adalian Friday's interview with pop singer Rihanna sent ratings for ABC's "20/20" soaring. The newsmagazine notched a 2.7 rating/9 share among adults 18-49 at 10 p.m. Friday, dramatically higher than the show's usual Nielsen number (in recent weeks, a 1.6). It was by far the top-rated show of the night in the key demographic. Among all viewers, "20/20" was seen by 8.18 million people, winning its 10 p.m. timeslot by a hair over CBS's "Numbers" (8 million). NBC's 9 p.m. installment of "Law & Order" was Friday's No. 1 show in viewers, bringing... (link)