"Well, the physical number only flips over on his birthday," Riku agreed, "But every day gets him closer to his birthday," so every day he wakes up older, right?
"He has promised to surprise me on my birthday, now that we know it. He has pretty much insisted." Riku finished his flower crown and sat up to place it on his sister's head.
Now he had to start one for his Prince. "When is his birthday? He told me once, long ago, but I have forgotten the date."