I knew it!! Actually I got the quote "I bet Willy Wonka works here" from an episode of my お気に入り TV 表示する where the detectives were in a チョコレート ショップ with a cannibal but I knew Willy Wonka worked on the ランダム spot!
Law & Order: Criminal Intent, in this particular scene Goren and Eames were in the チョコレート ショップ where the suspect (played によって Neil Patrick Harris) works and Goren コメント this to the boss