Let them dry and then hit them again. You will be much happier with the results if you take the time to properly prepare the walls. It's not rocket science but learning how to spackle drywall can be rewarding. It is pretty aggravating when you finish painting the wall and you see dents...
1.Bridge the edges of the drywall patch with drywall tape or mesh, then spackle as if you were patching a hole where you didn’t need to add drywall. 2.There was also a scene, in the Season 4 finale, in which it looked like Betty was open to the possibility of patching things up...