Johnny Bravo Explains Memes on Instagram: "Hey everyone, Johnny here to explain. This meme is funny because it shows someone bragging about a “diabolical” hobby of leaving fake official-looking notes in IKEA display bathrooms, with the note claiming the toilet in the showroom is “100% functional” and inviting customers to try it out, which plays on IKEA’s realistic showroom setups that look like real apartments and the awkward temptation to believe signage in a store, so the humor comes from the