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If you want to fake a pregnancy, start by dropping hints about missing your period and having morning sickness. You can also go to the bathroom frequently to create the illusion of frequent urination, and make comments about your breasts feeling swollen and tender. Then, take your fake pregnancy to the next level by buying a pregnancy test and dipping the end in Coke or Pepsi instead of urine, which may show up as a false positive. If you have any pregnant friends, you can also have them take the test for you and pretend the results are yours. Keep in mind that this isn't always an appropriate prank, and you may offend women who've experienced fertility issues. For more tips on creating a false positive result with a pregnancy test, read on!