怎么搞的

zěn me gǎo de

How did it happen?

What's wrong?; What went wrong?; What's up?

zěn

how

me

suffix, used to form interrogative 什麼|什么[shen2 me5], what?, indefinite 這麼|这么[zhe4 me5] thus, etc

gǎo

to do

de

of; ~'s (possessive particle)