Generate a joke using the words "cheese", "elephant".
Why don’t elephants eat cheese before bed? Because they might have cheddar dreams and wake up feeling like a big cheese!
Complete the following task based on the instruction and optional input provided.### Instruction:
Generate a joke using the words "cheese", "elephant".

### Output:
Why don’t elephants eat cheese before bed? Because they might have cheddar dreams and wake up feeling like a big cheese!