Green with envy
Very jealous of another person.
Have butterflies in your stomach
To have a feeling of nervousness, often before a performance or undertaking of some kind.
Lose face
To lose prestige or respect.
On cloud nine
In a state of extreme, euphoric happiness.
On pins and needles
Nervously anxious
To feel blue
To feel sad, somber, or glum.
Happy camper
Someone who is happy or content. Often used in the negative to indicate someone who is particularly unhappy, irritable, or displeased.
On edge
Anxious and tense
Be in two minds
To be in two minds about something means to be unable to make up one's mind or undecided about something, usually due to conflicting feelings or thoughts
Walk on air
To be in a state of extreme happiness.
Down in the dumps
Sad or depressed.
Blow your top
To become very angry, often quickly.
Bored to death
To cause one to be extremely bored, to the point of distraction, frustration, or irritation.