Hikaru smiled in response. He was happy to see his best friend so happy about the sleepover. He was looking forward to it himself, looking forward to finally making friends. He didn't typically get himself out there, being a bit on the introverted side, but he was looking forward to it.
"I'm sure it'll be fun!" he grinned. "If Yoona is as determined as she is to make sure everyone has fun, I'm sure it'll be fun!"