Find the incorrect use of a grammar rule in this sentence and fix it.
My sister and me just ate pizza.
There is an incorrect use of pronouns in the sentence. The corrected sentence would be: "My sister and I just ate pizza."
Complete the following task based on the instruction and optional input provided.### Instruction:
Find the incorrect use of a grammar rule in this sentence and fix it.

### Input:
My sister and me just ate pizza.

### Output:
There is an incorrect use of pronouns in the sentence. The corrected sentence would be: "My sister and I just ate pizza."