This Youtube video from 2004 is a sophomoric college parody of quick cures for this problem. Picturing the audience naked doesn’t work. Neither does taking tranquilizers.
Fortunately Smellypits Incorporated (or is it Sweatypits Incorporated?) sells their almost magical course of sleep tapes for just 3 payments of only $199.
There are glowing testimonials from Reena, Olivia, and Craig (who even manages to interview himself). Watch carefully for two brief appearances by Quijibo, the monkey, at 1:30 and 3:20! Also, most of the wildly applauding audience for Reena’s motivational speech at 3:00 look extremely young.
For most people the real cure for anxiety simply is practice in a supportive environment like Toastmasters.