A:  Happy birthday! 
B: Thank you. 
A: Your birthday is in February, my birthday is in February too.  I'm ten days younger than you. 
B: Really? So you are my little brother. Ten days later, I can eat birthday cake again. 
A: Ok, now make a wish. Hold it. Are you ready? 
B: Yes, I'm ready. 
A: Blow out the candles. Cut the cake. 
B: Let's have some birthday cake. 
A: Wow…delicious