Sprout wings phrase sarcastic
To suddenly behave in a friendly, helpful, obedient, etc. manner, like an angel.
John is sprouting wings today! He has done whatever I told him to do without complaining.
Mary used to be abrupt with me, but yesterday she sprouted wings!
The verb "sprout" must be conjugated according to its tense.
The origin of this phrase is not clear.
If someone or something stands/sticks out like a sore thumb, they are so noticeable that the surrounding people and things notice them.
The dress codes of the wedding are blue and green, but Liza wore the red dress - she stuck out like a sore thumb.