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"America's Got Talent": 12 acts compete in second semifinal

Olate Dogs performs on "America's Got Talent," Sept. 4, 2012. NBC

(CBS News) It was the second night of semifinals Tuesday on "America's Got Talent."

Twelve acts performed for the judges and viewers during the episode, all vying for the three open spots in next week's finals.

Here's who performed:

  • All-male clogging group All That!
  • 10-year-old mariachi singer Sebastien "El Charro De Oro"
  • Magician The Magic of Puck
  • Exotic birds act Clint Carvalho and his Extreme Parrots
  • Comedian Jacob Williams
  • Father-daughter singing duo Shanice and Maurice Williams
  • Stunt bike group act All Wheel Sports
  • Singer Tim Hockenberry
  • Children's dance troupe The Untouchables
  • Canine tricks act Olate Dogs
  • Light theater group Lightwire Theater
  • Art group David Garibaldi and His CMYKs

The acts that advanced from last week's semifinal were sand artist Joe Castillo, comedian Tom Cotter and "earth harpist"/instrument builder William Close.

Tell us: Who do you think should win "America's Got Talent"?

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