If it was mandatory to be super thoroughly searched, or at least have to go through a checkpoint where some unsavory arse holes try to steal you blind...then it'd make more sense.
From my understanding, though, this is something he had complied with before and just finally got sick of it this time around.
Just a bad day at work I guess.
"I wasn't counting cards, I was cheating."
"Ugh. you give me hives."
"It's Tee-revor time!!!"