 At the end, Spears pulled a giant pink hammer and proceeded to knock her dancers off the stage, in a similar way to Whac-A-Mole.Jerry Shriver of "USA Today" said in the opening night of the tour, "[the] single 'If U Seek Amy' draws a huge roar and sing-along from the crowd as Spears shakes her long blond mane".Craig Rosen of "The Hollywood Reporter" commented, "The artist that raised the ire of parents from the beginning in her scandalous schoolgirl outfit also continues to use shock-and-awe tactics.