COLLYWOBBLES - (kaw-lly-waw-bbl-sz)
to have nervous butterflies in the stomach before some key presentation or performance.
Sent: "The boy unexpectedly suffered from a severe and an acute case of collywobbles just the moment before his name got announced for him to come on the stage and give a live performance of his innate talents."
...and that's the 'Gem for the day' today.

- English Academy