How to say "所以我就自作主张了" (suǒ yǐ wǒ jiù zì zuò zhǔ zhāng le) in Chinese dialogue

suǒjiùzuòzhǔzhāngle

So I prepared this on my own.

Idioms & Colloquial Expressions
Grammar Patterns
INTERACTIVE SCRIPT TIMELINE
LINE 0109:49
dàn
jīn
tiān
shì
de
shēng
chén

today is your birthday.

LINE 0209:51
PLAYING SCENE
suǒ
jiù
zuò
zhǔ
zhāng
le

So I prepared this on my own.

LINE 0309:54
zhù
jūn

May you

Show Information
Source MediaTV Series
Season & EpisodeS1 E38
Timestamp09:51
TMDB ID272715