Amazon Prime Day: Everything you need to know about the strange celebration, including when it is and the best deals

Amazon Prime Day is here. The bizarre holiday – which has been running for years and is mostly the concoction of Amazon – offers both great deals and strange offers. Amazon promises the day will be the biggest ever. That is undoubtedly true, but it's important to make sure you don't end up with the biggest buyer's remorse ever, too. It is, really, just a sale.