'America's Got Talent': Catapult Entertainment's Sandy Hook dedication leaves no dry eyes in the house

Time for the last week of quarterfinals on "America's Got Talent." The final 12 acts competing for the Top 20 spots in the semis. Who stood out for you?For us, the stand outs were definitely D'Angelo & Amanda, Dave Fenley and Catapult Entertainment. Catapult is an obvious one because not only are they very talented dancers and storytellers, but they were also really tugging at the ol' heartstrings. Fenley's "Trouble" performance was not actually our favorite one he's ever done, but he's still an interesting sound and we imagine has a solid following. And D'Angelo and Amanda are supremely talented dancers. The only reason we're a little fearful for D'Angelo and Amanda is because D'Angelo's sister Ruby and her dancing partner Jonas may split the votes with them. Both duos are very, very good, but D'Angelo and Amanda are on another level. As for the fourth act, we really don't know. Sprice is cool, but...

"America's Got Talent" Ties for #1 in 18-49 for the Primetime Week of Aug. 12-18 Among ABC, CBS, NBC & FOX

NBC spins the numbers for the week of August 12-18.

'America's Got Talent' Quarterfinals Part 5 Preview: The Rest of the Top 60 Perform

That's what I get for sticking to my guns. After last week's quarterfinal performances on America's Got Talent , I went half with my gut and half with my heart, and America proved me wrong yet again. Cami Bradley and Timber Brown were locks, but then there were four acts I saw vying for the other two spots in the semifinals.

Four Acts Return to the Competition as Judges' Wild Card Choice on Aug. 20-21 "America's Got Talent"

Plus: comedian and "AGT" finalist Tom Cotter returns to the stage to perform on the Wednesday, August 21 live results show.