S1·E232 Episode 232

They lose SING SIR eventually. When ATHENA is worrying about her future, a man claiming to be SING SIR suddenly appears. She drags him to sign a contract immediately. He invites everyone for a meal. They worry that something might go wrong, so they do not dare to eat too much. ATHENA finds out later that the man is not SING SIR, and foresees big trouble ahead.