Strollers can be an obsession, and we understand why. For some moms they're like a car — you rely on them to safely transport your tots, you want them to steer well, and you want them to be convenient for your lifestyle. So it's no surprise that Rachel Zoe eagerly Instagrammed a picture of Skyler's new stroller last night and expressed her elation with his new ride. How well do you know the strollers favored by Hollywood moms? From tried-and-true favorites to the trendiest rides to hit the market, check out the range of wheels favored by celebrity babes and their parents.