やったっちゃダメ
yattaccha dame
1. Don't do it.; Don't you dare.
Conjunction
#1176805
1. Don't do it.; Don't you dare.
1. hooray; yay
1. way (of doing); manner
1. damage
1. between-meal snack
2. mid-afternoon (around 3 o'clock) snack; afternoon refreshment
1. value in doing something; feeling that something is worth doing