America's Got Talent S06 E27 Semi-Finals Part 2 Performances

"Summer's got star power!"

Five spots remain. Who will take them? Performing tonight; The Kinetic King; Fatally Unique; Landon Swank; Gymkana; Summerwind Skippers; Snap Boogie; Anna Graceman; Steven Retchless; Smage Bros. Riding Shows; Professor Splash; Landau Eugene Murphy, Jr.; and Silhouettes.