How to say "一个大大的惊喜呀" (yí gè dà dà de jīng xǐ ya) in Chinese dialogue

dejīngya

a big surprise.

Idioms & Colloquial Expressions
INTERACTIVE SCRIPT TIMELINE
LINE 0122:26
zhè
shì
yào
gěi
men

that she wanted to give us

LINE 0222:26
PLAYING SCENE
de
jīng
ya

a big surprise.

LINE 0322:28
jiù
shì
a

Exactly.

Show Information
Source MediaTV Series
Season & EpisodeS1 E19
Timestamp22:26
TMDB ID283950