18 TV Friends Who Dated the Same Person

If you recall, Quinn (Dianna Agron) is dating Finn (Cory Monteith) in Glee's first season. She ends up cheating on him with his teammate and best friend Noah "Puck" Puckerman (Mark Salling) — and gets pregnant. Quinn and Puck's baby is born in the season one finale. She and Finn get back together after she cheats on Sam Evans (Chord Overstreet) with him.