Previously in the Femslash Friday series: Frenchy and Rizzo, Grease's butch-femme pairing for the ages. I'm in Hollywood this week for the Turner Classic Film Festival, as is my yearly custom, and for reasons of both convenience and thematic what's-the-word-I-want-it-isn't-congruence-it's-something-else, I have decided to honor classic Hollywood with this week's entry. Let us step back to an era where every Friday was Femslash Friday, when having sex with Mercedes de Acosta and Alla…