"Happy birthday, master!"
Knowing that her master doesn't eat cake because of her, but she also knows that a birthday can't be without cake, she had a great idea!
There, a good-looking, inedible cake is there! She's holding a candle, and try to bend her back a bit, to show him her massive belly, the eggs that she's carrying, the babies of her and her master~
"Happy birthday to you~ Happy birthday to you~ Happy birthday to master~ Happy birthday to you~"
She knows, that will be the best ever birthday gift for him, unless...