“I told [Glee co-creator] Brad [Falchuk], ‘Absolutely ... Mercedes and Sam had an on-and-off relationship that began in the series’ season 2 finale. The pair broke up and got back together ...

The cultural phenomenon and hit musical series, "Glee," catapulted a cast of relative unknowns into international superstardom and literally rocked pop culture. But, the show that sparked a new ...