Viewers continued to play peek-a-boo with "Big Brother" last week. CBS' voyeuristic reality show landed four editions among the top 16 slots, according to Nielsen. But NBC had the week's most-watched shows: two nights of "America's Got Talent," with 13.4 million and 10.9 million viewers.
Right behind, with 10.2 million viewers, was HBO's red-hot "Game of Thrones."
"Marlon," a new NBC sitcom starring Marlon Wayans, premiered in 13th place with 5.2 million viewers. But its second episode airing immediately afterward shed more than a million viewers to rank just 26th.
Overall in prime time during this sleepy summer week, NBC...