butterflies in my stomach
nervous/ worried/ anxious
over the moon
really happy
he/she has a face like a wet weekend
sad, down, miserable
down in the dumps
sad/ feeling sorry for self
on cloud nine
really happy
I'm Hank Marvin.
starving/ very hungry
feeling blue
low mood/ sad
peckish
a little bit hungry
gasping
thirsty
to hit the roof
very angry
tickled pink
delighted/ happy
fly off the handle
angry/ reactive
blow a fuse
angry