Usagi with Luna in the opening sequence
Usagi after being scratched by Luna
Usagi receiving her brooch from Luna
Usagi disguises herself as a nurse in episode 2
Usagi in her stewardess disguise in episode 3
Usagi in her princess disguise in episode 4
Rei, Usagi and Ami in episode 4.
Makoto, Usagi, and Ami in episode 6
Usagi after bumping into Mamoru.
Usagi realizes that Mamoru is Tuxedo Mask.