Everyone is subconsciously a wine snob
This snooty phenomenon has been documented a number of times, but let's go back to those mavericks at Stanford for easy reference. According to their 2008 study, you can give a person the exact same wine, only if you say it cost $45 instead of $5, they'll enjoy it more. Which means all it takes is a little lying to get your dinner party guests drinking Two-Buck Chuck.
Pepsi will always win blind taste-tests
What started out as a staged marketing "study" in the '70s turned into an actual, proven conclusion: when presented with brandless cups of cola, even the Coke diehards will usually choose Pepsi. (We would know, we tried it ourselves.) Researchers not affiliated with Pepsi have since determined that's because of the soda's supreme sweetness, which, in one sip, tends to beat out its less saccharine peers.