“America’s Got Talent” (9 p.m., NBC): Enough fooling around.

“America’s Got Talent” (9 p.m., NBC): Enough fooling around. “America’s Got Talent” finally gets down to business and calls upon the audience to weigh in with its votes. Tonight, 12 of the top 48 acts take the stage, but only four will advance.

“Web Therapy” (11 p.m., Showtime): The lunacy continues on Season 2 of “Web Therapy,” the improv comedy in which Lisa Kudrow plays a therapist with little patience for her patients. The opener features an appearance by Meryl Streep.

TV listings, b6

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