Every time I watch the movie I like it more. At first it was "it's ok, but I liked the books more" but now I love the movie and have seen it maybe 5-6 times. It's packed with little moments that you might not catch the first (or second or third or fourth) time. This was a fun interview.
So that's why the song sounds like a demo! I was legit wondering why it is mixed the way it is because I watched the show on headphones. Makes a lot of sense and very cool fun fact
I think he's confusing it with the pizza pizza on bloor and spadina a few blocks west of there, which was not the one in the movie but is (or was) nearby.