Lily lit up when she saw her brother. He may have been ignoring her on the island, but she could never be mad at him for long. Especially when she didn't have her mother to go running to, she needed all the family she could get.
"I suppose it does," she frowned, realizing that the balloons were blue, purple, and yellow. Her favorite colors. Hopefully Sirius didn't mind. "It was hard to set up without magic."
"That just means you'll have to make up for it," she nudged him, grinning.