Originally Posted by hoyt

Quick update, just got an EF notification that the flight was Z1, called in and spoke with the most fantastic agent I've ever encountered on the phone. She didn't say anything about it, but by looking at my record now, it's listing a KLM flight number.

She did check my purchased fare class, L, and said that was fine. I can't imagine being much cheaper than an L and being able to upgrade to J.