Word: 生日快乐 (shēngrìkuàilè)

别忘了对爸爸说生日快乐。

Bié wàngle duì bàba shuō shēngrìkuàilè.

Don't forget to wish Dad a happy birthday.

孩子们异口同声说生日快乐！

Háizimen yìkǒutóngshēng shuō shēngrìkuàilè!

The children said happy birthday in unison!

我给姐姐打电话说生日快乐。

Wǒ gěi jiějie dǎdiànhuà shuō shēngrìkuàilè.

I called my older sister to say happy birthday.

生日快乐，愿你万事如意！

Shēngrìkuàilè, yuàn nǐ wànshìrúyì!

Happy birthday, and may all your wishes come true!

生日快乐，愿你心想事成！

Shēngrìkuàilè, yuàn nǐ xīnxiǎngshìchéng!

Happy birthday, may all your wishes come true!