You shouldn't miss your partner's birthday.
Rover is putting in extra hours every week at work, but next Tuesday is his wife's birthday.
Rover wants to put in 60 hours this week.
Rover takes the day off Tuesday and decides to work on Saturday instead.
Rover works a 12 hour shift on tuesday and misses his wife's birthday.
Rover works all of his hours and still gets to spend time with his wife on her birthday.
Rover's wife is furious at him for missing her birthday, you might say he's in the doghouse.