get up on the wrong side of the bed
US /ɡɛt ʌp ɑn ðə rɔŋ saɪd əv ðə bɛd/
UK /ɡɛt ʌp ɑn ðə rɔŋ saɪd əv ðə bɛd/

1.
acordar com o pé esquerdo, estar de mau humor
to be in a bad mood for the entire day, often for no clear reason
:
•
My boss must have gotten up on the wrong side of the bed today; he's been yelling at everyone.
Meu chefe deve ter acordado com o pé esquerdo hoje; ele tem gritado com todo mundo.
•
Don't mind him, he just got up on the wrong side of the bed.
Não ligue para ele, ele só acordou com o pé esquerdo.