I should probably be really embarrassed that I know exactly what Gunther is talking about. In Devil’s Due con artist Arda is pretending to be the devil of planet Ventax 2. She appears to Picard in his bedroom and tries to seduce him. Thus the pajamas. When she fails, she transports him, pajamas and all, down to the planet.
“You’re not supposed to eat a whole bag of cookies.”Poncho hears and understands the words, but the meaning is completely lost on him.