But there is a way! It's worked for me MANY times.ġ) Get the 'Fertility Treatment' LifeTime Reward for one or both of the parentsĢ) Get the mother pregnant (Wait until she actually gets the pregnant moodlet)ģ) Go see a sim that is Level 5 or more in the medical carrer and ask to 'Determine Gender of Baby'.Ĥ) Once the doctor tells you what it is, go to the store and buy the OPPOSITE fruit of that gender. Normally in Sims, you can't have fraternal twins (One boy one girl).