All sorted! Took all plugs out and gave them a clean up, dried up the oil I had spilt on last oil change, cleaned the throttle body and it still did the same so while it was plodding I wiggled the ht leads coming off the coil and hey presto it suddenly started firing on all four. I would imagine the leads are on their way out or just a dodgy connection.
I also rubbed down the renaultsport on the top of the inlet manifold while it was out with some wet and dry