A delivery system for delivering fluidic media to a user having a second housing portion configured to be selectively operatively engaged with and disengaged from a first housing portion, the first housing portion and the second housing portion configured to be slidable relative to each other to operatively engage each other; and a fluid connector supported by one of the housing portions in a position to engage a reservoir supported by another of the housing portions in a caser where the first housing portion and the second housing portion are slid relative to each other to operatively engage each other.