Not sure I'm finding this one of Paul's best either. Though typical in the sense it took ages to get going but started to flow. Mostly rhs completed now.
Is 5d a saying that passed me by? I've never heard of it. Though I have and thankfully I didn't.
Despite some pointers here I'm struggling with both 1s. Have an answer for 1d but can't make it fit the first part of the clue.