OCs' bios are here.
Edited by Luna-cy
Rainbow Dash left her adopted daughter Scootaloo to foalsit her foals while she is out for the night. As soon as she left Rumble came in to help Scootaloo as well as spend some time with her. Unfortunately for him, Rainbow Dash's daughter Corona Flare wanted to spend time with Scootaloo only and became jealous that Rumble took her attention away. So for the rest of the night Corona attempts to get rid of Rumble.