"This is No Time to Be Impressed!"

Minako, Usagi and Rei are the only girls to not pass the princess seminar. The rest of the girls who did pass are escorted into another room where they are attacked by a youma. The youma comes to confront Minako, Usagi and Rei next and says she knows one them is Sailor Moon because Sailor Moon could never pass the princess seminar. Rei compliments the youma, saying she is pretty shrewd. Usagi gets angry and yells, "Hey, this is no time to be impressed!"
Key Cel
Sailor Moon Episode #37
Aim to be a princess? Usagi's strange training
Mezase princess? Usagi no chintokkun