run around like a headless chicken
Working quickly and with much activity while trying to accomplish a large number of tasks, perhaps simultaneously. Give yourself enough time before deadline so that you don't have to be running around like a headless chicken at the last minute.
run around like a ˌheadless ˈchicken
be very busy and active trying to do something, but not very organized, with the result that you do not succeed: What a day! I’ve been running around like a headless chicken all day!After a chicken’s head is cut off its body may continue to move for a few moments.