they greay lines are because the re-do button is a bit weird atm! if you re-do soomething, bt the pen you are using at the time is not the same pen, it doesn't go properly, it does it in the pen you are using at the time :) it has happened to me several times, check ot my new year greeting, on the bunny, halway thru there is a grey squiggle between the arms :) hope ths has helped!!!
S9TXE
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