America’s Got Talent returned for its sixth season last night, and came back strong, both in terms of content and viewers. Ratings were up 17 percent among people ages 18-49 and 21 percent overall, and the show brought its high energy and sense of fun to summer competition TV, which, along with So You Think You Can Dance , is so much better than the spring pair of American Idol and Dancing with the Stars. The premiere featured auditions from both ridiculous and impressive acts, and too much of Nick Cannon, again . As usual, someone who’s producing the series thinks we want to constantly see Nick Cannon backstage either reacting awkwardly or, worse, doing some shitty imitation of what he is seeing on stage. Nick Cannon is actually a great host and interviewer, so I really, really wish they’d stop this nonsense, but clearly someone is infatuated with those cutaways. The show ended with a dance group called Illuminate that was reminiscent of last year’s group Fighting Gravity in that i...