Denial: 72 Hours Remain

... until I'll have my first high school art class. Any tips to instantly gain skillz over weekend? I'm stressing out...

Pencils on A6 220mgs cartridge.
I never drew child Link before in my life and believe me, I was so close to giving up and just copy from the manga but I would never go that low.This was originally supposed to be OoT Link but I finally acquired and played Majora's Mask and I love it so much so far! The moon creeps me out quite a bit.