Marcus revisits one of the more challenging episodes in the past with a delicious product but disastrous process; owner Tonnie Rozier shares hindsight in how much he learned during filming but also, and more importantly, after the episode aired.

Marcus revisits a business from season 2 that threatened to leave a sour taste in his mouth but became one of his sweetest successes. He'll reveal what he got right, what he got wrong and what's happened to the business since the cameras stopped rolling.