Super Pegasi Delivery Service. via zztfox.deviantart.com/art/Super-Pegasi-Delivery... Derpy, Rainbow Dash, and Fluttershy take up a Delivery service! Reference  Super Pegasi Delivery Service via zztfox deviantart com/art/Super-Pegasi-Delivery Derpy Rainbow Dash and Fluttershy take up a service! Reference