The kids see Miss Grundy kissing a handsome young man.; Betty and Veronica discover that Sean Corny, the actor who plays James Bun in the movies, is staying at a local hotel, and they try and sneak upstairs to meet him.; Veronica goes with Reggie to a "camp" costume party, while Betty and Archie stop off at a thrift shop to put together campier-looking costumes.; The clueless Archie isn't aware of all the strategies Veronica uses to keep him away from Betty, or the tricks Betty uses to get him away from Ronnie.; Betty's dad won't let her wear a miniskirt.; Betty's confident that Archie will show up to meet her.