Like YOU!!! lol jk :p
But yeah, a lot of people cheat. Marriage is a joke in so many cases, and people do it more out of tradition than anything, really. They don't see it as a bond of devotion and unconditional support, they see it as "ummm we like each other, so let's do what everyone else...
People are idiots x] lol
What are some of your favorite definitions on urban dictionary?
http://www.urbandictionary.com/define.php?term=Throbbing%20Bicycle