Eva Longoria, Tony Parker, and Erin Barry
After three years of marriage, Desperate Housewives actress Eva Longoria filed for divorce from French-American basketball player Tony Parker. It was later revealed in the tabloids that Parker had been exchanging flirtatious texts with Erin Barry, the wife of his teammate on the San Antonio Spurs.
Jennifer Garner, Ben Affleck, and Christine Ouzounian
After starring in 2004's Daredevil together, actors Jennifer Garner and Ben Affleck became a Hollywood "it" couple, tying the knot in 2005. Unfortunately, their marriage only lasted a decade. Rumors of infidelity began to circulate, especially since Affleck started dating their children's 28-year-old nanny, Christine Ouzounian, just one month later.