How to say birthday in Spanish

The Spanish word for birthday is cumpleaños.
How to pronounce cumpleaños in Spanish:
Click to hear the pronunciation of cumpleaños  
Examples of cumpleaños in Spanish:
Ellos han hablado de su fiesta de cumpleaños.
They have talked about their birthday party.

Tú has comido un pastel por tu cumpleaños.
You have eaten a cake for your birthday.

El lunes es mi cumpleaños.
Monday is my birthday.

Do you know another example that uses birthday in Spanish? Please tell us where you read or heard it (including the quote, if possible).