When it comes to professional athletics, these jocks have some seriously bizarre beliefs—remember Jason Giambi’s confession to wearing a gold thong for good luck?

By Rose Minutaglio
July 31, 2014

Sport and superstition seem to go hand in hand. It's not unusual for someone to have a favorite number or lucky pair of gym socks... but professional athletes tend to take things to the next level. Lest we forget Jason Giambi’s confession that he wears a gold thong for good luck (apologies for the mental image).

Also on Extra Mustard: Who said it -- Justin Bieber or Johnny Manziel?

In this spirit, I created a quiz to test your knowledge of weird and wacky sports superstitions:

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