How do you get the shifty shaft and the baffling battery for drf?

ok. its really easy.

i dont know i think you can do it by doing any minigame Well i already beated the game and realized you dont actually need it.Bcuz all i did was get all the other things and i nvr needed the shifty...

mini games give u stuff

To charge your battery you have to go to sleep, but I think to find it you should go to Dr. F.

i do not know