Given he has worked with Patrick Mahomes, Baker Mayfield, Kyler Murray and Johnny Manziel, it takes a lot to make Kliff Kingsbury's jaw drop in amazement.
Yet on a Thursday night in September 2014 he watched on in disbelief from the back of the end zone at Stephenville's Memorial Stadium as high schooler - and future New England Patriot - Jarrett Stidham delivered a dart right in front of him.
"It was the real deal - quick release, drilled it and Kingsbury's near the end zone," Greg Winder told Stats Perform.
"Kingsbury's mouth was just like, 'Oh wow'.