Hello there. Here is something both mysterious and deep what I made:
Mysteries of the Deep
That really made me laugh.
Nicely shot, too.
Thanks Lazzard. You are a man (or woman) of great wisdom.
Nice one Mr Balch. 
Spot on Simon 
Makes oi larf. The Blair Witch bit was great.
Yep, I really liked this, and laughed lots.
"Not a mystery"