Here are some well-known examples of viral content/post: 1. "Gangnam Style" - Psy's music video with catchy dance moves that became a global sensation on YouTube. 2. "Baby Shark Dance" - A children's song with an addictive tune and simple dance moves that became a viral hit among kids and families. 3. "The Dress" - A photo of a dress with an optical illusion, causing debates and discussions on its true colors, becoming a viral sensation. 4. "Kiki Challenge" - A challenge where people danced alongside moving cars to Drake's song "In My Feelings," taking social media by storm. 5. "Salt Bae" - A video of a Turkish chef sprinkling salt in a unique style, leading to numerous parodies and imitations online. 6. "Distracted Boyfriend" - A stock photo depicting a man turning to look at another woman while his girlfriend looks on disapprovingly, widely used in memes and jokes.