Told My FIL I Don’t Want to Hear His Idea. AITAH?

In-laws. They often seem to have problems respecting boundaries, accepting the fact that their child has grown and it’s time to let go, or simply being nosy and overbearing.
Based on r/AITAH, featuring:
Refused to listen to FIL’s idea. Is OP the a-hole?
Disagreed with MIL. A-hole?
Didn’t believe MIL was getting married. Who’s the a-hole?