Whilst she was pouring the lemonade, she noticed Clint clearing his throat and worried. She didn't mean to upset him at all, but rather wanted to share the part of Charlie that so obviously came from him. Her son was competitive and could never leave anything alone long enough: no project was ever the last project.
Charlie, completely oblivious, said with a mouthful of sandwich: "'Upert."
Abi smiled again and clarified, "Rupert. Rupert the giraffe." She wanted to give Clint an excuse to get some space, if he needed. "I should grab the paper towels, there'll be mess everywhere."