Purchase a few items that say at least Environment 4 or 5 when you view them in buy mode's decorations category. In addition to flirty, happy is desirable as it boosts Flirty and with enough happy moodlets you will get to 'Very Flirty' for both your Sim and Father Christmas. Add these to the room with your Christmas Tree until it causes any Sim to get a moodlet providing at least +1 Flirty. Once done, you will get a painting that has an extra option when you click it 'enable emotional aura'. Painters are able to get flirty ,then use the 'Paint Flirty Painting' option when they click the easel while in this mood.

You can get by with one or the other but inducing a flirty mood greatly enhances your success rates. Romantic socials work best when Sims are flirty, and more-so when they have mid to high Charisma skill. Other options are available, but I focused on the base game. Preparing for Romance Get Father Winter in the (right) mood by using Flirty paintings or sculptures from handiness. View it below, go to the Try for Baby with Father Winter Watch Page or on My Sims 4 Guide Channel: I've made a video guide for this including the traits I selected for my Sim, the way I approached this with only 3 days of prep time, and what happens after you've had the baby. I've heard tell of a fake Father Winter - kind of dark if you consider the idea the impostor is out to capitalize on Sims trying to have a magical baby. There is a possibility of meeting Father Winter around town however this is the reliable way to make sure you're impregnated by the correct Sim. It may take multiple years to succeed at Try for Baby if your Sim isn't very outgoing, but with preparation it's possible to do it in one night. When he visits for Winterfest, it's possible to seduce him and Try for Baby. The Sims 4 Seasons features a Santa-like character known as Father Winter. The Sims 4 Seasons Having Father Winter's Baby - Woohoo with Santa Seasons includes a reward for those who Try for Baby with Father Winter.

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