Luke Bryan surely knows how to keep his fellow American Idol judges, particularly Carrie Underwood, on her toes. Luke Bryan and Brad Paisley Disrupt ‘Idol’During the show’s Monday premiere, Bryan stepped away from the desk to use the bathroom. Little did Underwood and Lionel Richie know Bryan met with the producers, Paisley, and a fake contestant, Dylan Holmes. When Bryan finally said the safe word “hot chicken,” and Paisley appeared to reveal the prank on Underwood, the joke was actually on them. Joke's on Bryan and PaisleyUnderwood’s reaction wasn’t quite what Bryan and Paisley were expecting.