Full Segment | Americas Got Talent Season 12 | Auditions 5 | Episode 5 Hero the Super Collie was raised by Canadian dog trainer Sara Carson and is one of .
Simon Cowell Shows Amazing HEART Steps In To Save Dog Trainer | Americas Got Talent 2017 Hero the Super Collie was raised by Canadian dog trainer .
Lets try and get to 100 Thanks for hanging out with us & stay tuned for more future videos. Original video: Simon Cowell Shows Amazing HEART Steps In To .
With some emotional pleading from Simon Cowell, Sara & Hero find themselves in the next round! » Get The Americas Got Talent App: .