Ilana's coworker, Nicole (played by Nicole Drespel), is the customer at the sex shop complaining about nipple clamps.
Ilana and her mom mention that "Grandma Esther" played for the Rockford Peaches. Abbi Jacobson co created and starred in the TV show "A League of Their Own", based on the movie by the same name, which is in turn based on a real women's baseball team.