Better yet, feed her conflicting information.
This might be best - as jamming would also jam everything.
But overriding with another feed would not totally confuse her and send her into deer-in-the-headlgihts mode for all to see, but everyone else with these earbuds - including the enemy-moderators - would hear it and realize they were CAUGHT! - which should put an end to using them in the future...
And that would leave Her Thighness unable to use them at any future venue - She'd be on her own - and that would be fun to watch .... "She's Melll-ting"