잉글리쉬쇼핑

wake up on the wrong side of the bed

• 
  의미:
  (특별한 이유없이) 종일 기분이 나쁜, 종일 짜증난
  
  예시:
  If you do wake up on the wrong side of the bed, you can turn how you feel around.
  His behavior with everyone is very bad today, it seems he got up on the wrong side of the bed.
  He can't stop shouting at me: he must have woken up on the wrong side of the bed this morning.