Given an input sentence, write a new sentence that is grammatically correct and conveys the same general message.
That cat looks happy when feed him.
That cat looks happy when you feed him.
Complete the following task based on the instruction and optional input provided.### Instruction:
Given an input sentence, write a new sentence that is grammatically correct and conveys the same general message.

### Input:
That cat looks happy when feed him.

### Output:
That cat looks happy when you feed him.