Dear . . . you make sure that you're wearing boots that have appropriate heels, which you latch over the pegs. You hang on using your THIGH MUSCLES (we all know you have thigh muscles that could crack Brazil nuts). It's all in the foot/peg/thigh. Holding on (and rubbing your boobs against his back, which is a Fender Bunny requirement) is optional most of the time. Becoming one with the movement of his body is crucial if you ever go riding around hairpin turns.

Take a look at an aerial view of Black Hills National Forest if you want to see roads that will make you close your eyes and hold on for dear life. Even google maps doesn't come close to doing it justice. The road actually corkscrews around on itself.