Marco and Star
"Happy twin birthday," he answered her, even though his voice lacked excitement. Since earth days and Mewni days didn't match up exactly, it just made sense to celebrate together. It had been super fun last year.
He managed a small smile. "Thank you for this." And he meant that. It would have been easy to just ignore his birthday. but he was actually kind of glad Star had proceeded as usual.
He needed the normalcy. "Can you believe we're 16 now?"