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No matter who you are, Facebook founder and sandal enthusiast Mark Zuckerberg had a better weekend than you did.

First, his company’s IPO on Friday sent the value of his business over $100 billion (though it has had a rough second day on the trade floor). Then Zuckerberg surprised everybody on Saturday when he got married to longtime girlfriend Priscilla Chan. The nuptials had been in the works for months and had been kept a secret — almost all of the 100 attendees thought they were going to a surprise party for Chan in honor of her graduation from medical school.

Easily the most impressive aspect of this event was the entertainment: Green Day frontman Billie Joe Armstrong. According to People, Zuckerberg and Armstrong have known each other for a while, and Armstrong sang as a wedding gift.

That’s certainly better than a blender, and probably one of the only things you can get a dude whose personal net worth hovers around $20 billion. It also immediately makes Armstrong the coolest wedding performer in recent memory.

There’s a proud tradition of this sort of thing, usually involving either longtime friendship between famous people or gigantic checks. Regardless of how they got there, here are some of the best and worst wedding performers we’ve come across. READ FULL STORY »