This app was mentioned in 6 comments, with an average of 21.17 upvotes
Real Hair Trimmer (Prank) on Android
Google play link: https://play.google.com/store/apps/details?id=com.rodri.maquinilla&hl=en
Sorry. Here's the android version
Next time use this app https://play.google.com/store/apps/details?id=com.rodri.maquinilla (friends have used this on me before)