By Erin Strecker
June 14, 2012 at 03:13 PM EDT
Everett Collection

Want to make men uncomfortable? Just mention vibrators.

That’s the lesson of Maggie Gyllenhaal’s press tour the last couple of days, where she’s made the late-night men all kinds of uneasy describing the plot of her new movie, Hysteria. It takes place in Victorian England and documents the true events that led to a doctor accidentally inventing the vibrator to cure women of their “hysteria” — a catch-all misdiagnosis. (Read EW’s review of the film).

Last night Gyllenhaal was on The Daily Show, and Jon Stewart tried to talk to her about the film’s subject in a supportive and adult manner — and completely failed.

Watch Stewart struggle below:

But Stewart’s not alone. The night before, Gyllenhaal was on Late Night with Jimmy Fallon, and Fallon struggled to control the interview as well, jokingly fanning himself and dropping things off his desk. Gyllenhaal, for her part, looked like she was having a total blast watching these guys try and keep it together.

Check out Fallon’s video below — the Hysteria talk starts at 2:25:

Read more:

‘Hysteria’: You’re in good hands with Hugh Dancy and Maggie Gyllenhaal — EXCLUSIVE CLIP

‘Hysteria’: Movie Review