Very true Haha it won't take that long! I usually finish pieces like this in 3-4 hours, but with 2 kiddies and family arriving in 2 days, I can only do it in bits.
I showed her a tiny sneak peak, pretty much just showing some of the water and the coral/grass... she's going nuts now! Apparently it's torture not to show her the full image until New Years ;P Mweeehehehehe