Oops.
I may have been a bit tired when I put the sharkmouths on. On the plus side it seems they weren't always paired:
https://www.airplane-pictures.net/photo/1211325/3817-poland-air-force-sukhoi-su-22m-4/Now to see if I can get this off without having to repaint, the Model Maker decals used seems to glue themselves down real good with a touch of MicroSet, so now the day after a five minute soak in water followed by a five minute soak in MicroSet hasn't loosened things up. On to a good soak in MicroSol then.