Correct

喜笑颜开

/ xǐ xiào yán kāi /
Strokes

Definition

grinning from ear to ear (idiom)/beaming with happiness

Example

Definition

be radiant/beaming with joy; light up with pleasure; smile happily/radiantly; be beaming with smiles

1
Kàndào
看到
ǒu
木偶
  
,
háizi
孩子
men
xiàoyánkāi
喜笑颜开
  

The children laughed with joy at the sight of the puppets.

2
zhī
得知
xuǎn
选举
jiēguǒ
结果
  
,
men
他们
xiàoyánkāi
喜笑颜开
  

They are all smiles as they heard the results of the election.

3
zǒngshì
总是
xiàoyánkāi
喜笑颜开
de
  

He always wears a cheerful/radiant smile./ He's always beaming.

4
Jiàndào
见到
háizi
孩子
  
,
xiàoyánkāi
喜笑颜开
  

A happy smile spread across her face when she saw her child.