In the end I did the smallest bead I could and ran my little finger down trying not to smear it up the walls. Pleased with the outcome. Regular cleaning of the nozzle with tissue and cleaned my finger with a damp rag.
Doing it pre-topcoat is obv the way to do it, but having forgotten its turned out well.
Doing it pre-topcoat is obv the way to do it, but having forgotten its turned out well.