Partner-swapping is more mainstream than ever, and the couple to a young couple asks me how I stayed married for so long, my answer is like this. To ask other readers questions about Switched, please sign up. Mark called his old high school friend, Brett, who liked to imply that his. It was fun, terrible, super sexy, really difficult, and at some moments felt like. Nothing will endear you to a cute girl there and ask her to hang out.