Follies means to walk or drive or really do anything in an EXTREMELY, i mean EXTREMELY, slow manner. Often times when one is supposed to be going very, very, fast.
Sheila: Hayley you need to go SO fast we have to hurry. RUN!
Hayley: Okay mom.
Hayley is seen walking into the building as slow as possible, not paying attention.
Sheila: STOP FOLLIES WALKING!