RELATED: The Sims 4 Growing Together: All Child Milestones And How To Get Them Both wake-up quirks are also able to develop in toddlers. But infants with the hates wake-up time quirk will always start their day angry at their caregiver for waking them up. Similar to infants with the loves wake-up time quirk, who are happy to be stirred awake by their caregiver, whether it be from a short nap or a long nights sleep. An infant with the early riser quirk will often wake up with the sun on their own, feeling refreshed and ready to start their day and wake their caregiver up. There are five quirks that will change the way that your infant Sim sleeps.