Science!

“We do hope you enjoy Tritech's latest in revolutionary smudge-resistant, quick-setting beauty products. On a scale of One to Ten, how satisfied would you say you are with the quality of our products?", Jenny's pre-generated questionnaire rang over the speaker.

"NEGATIVE 13!", Alex hollered as the sprockets applied both mascara and blue eyelid shading to his closed eyes.

"Thank you for your response of [TEN], to demonstrate how thankful we are of your continued support, your package will be upgraded to include additional rectifications to account for any dimensional incongruities. Have a nice day"

"OH COME ON! Wait, dimensional incongruities?" Alex repeated, before his painted face paled in realisation.

The tube had completed rounds depositing the unknown green gel on all of Alex's previously hair-filled areas, leaving a slight burning sensation, before swiftly evaporating, with no trace left remaining. The teen guessed that he wouldn't be getting any of that hair back for a good long while.

"At least I wont need to shave anymore", he thought wryly as he gaped in horror at what descended from the ceiling next.