Celebrity Wedding Crashers: From Taylor Swift to Justin Timberlake

After meticulously planning your guest list and table plan, how would you feel if someone you hadn't invited rocked up to your big day? Pretty miffed, we imagine. Well, what if your wedding crasher was none other than Taylor Swift? Or if you've not a swiftie, how about Justin Timberlake, or even Tom Hanks?! That's exactly what happened to these real-life newlyweds, who found themselves in the company of a-listers at their big day.