https://www.youtube.com/watch?v=n3GHPM7g-7E
back in April of 2014. Hard to believe it was mid-2013 when those 2 psychos graced our TV sets (those of us who were watching Kitchen Nightmares at that time -- it was like a pleasant surprise, then unpleasant by the end, then the way they reacted in social media changed it back to a serious Schadenfreude experience...)
IIRC, that was around the time the "return to ABC" episode of KN was aired: (painful...)
https://www.youtube.com/watch?v=vYoyXtAwqdA