A stroller connectable with a car seat and includes a stroller frame, a seat portion on the stroller frame and formed with a generally horizontal seat plate, and a footrest disposed pivotally on the seat plate and having a coupling portion. The footrest is pivotable relative to the seat plate between first and second positions. When the footrest is in the first position it stands on the seat plate such that the retaining member engages the coupling portion to thereby retain the car seat on the stroller.