Marty (Dinah Manoff), Frenchy (Didi Conn), Jan (Jamie Donnelly), and Rizzo (Stockard Channing).
hopelessly devoted to you
Their names are Miss Spink and Miss Forcible
rizzo sings "look at me im Sandra Dee"
Sakura, and in the manga Tayuya.
her name is frenchie, and she has pink hair from a cosmotology experiment gone wrong!