When we found out about Prince William and Kate Middleton's engagement, we were all "chill on the memorabilia, dudes." But alas, no one listened. In less than 24 hours, stores were already hawking commemorative royal engagement crap. Apparently, collectors are still clamoring over items from Princess Diana and Prince Charles' wedding and experts believe this wedding could boost the British economy by £620 million, just from merchandising and tourism! [People]

We have our own little way of celebrating; it's called picking out the 10 ugliest products being sold on behalf of the royal union. These mugs are just one of many purchasable items—catch more after the jump.