That's far too easy. The answer is Mouse! Yes, Yes, I'm definitely a mouse when it comes to radio speaking 
For my one and only radio speaking experience I became all flappy, nervous and all over the place. I got laughed at, not only by the audience but by the popstars too. It scared me and I never want to repeat the experience.

"Every Piano should have a drinks optic" (Dans words not mine but I have to agree

)