tip: lex m/m (mature OR explicit)
I can see Bart going "ooh ooh, me! I know this one! Pick me, pick me!" And of course he's not only read the library, he's read the San Francisco Public Library which I like to imagine probably has one of the better LGBT collections, at least in the US.
Lol. I totally agree! Though he might start quoting Freud or Kinsey. :D