This is an advanced Tutorial (from Just Mommies)

Here I used the script to stitch around preset shapes "square, heart and flower
1 - in vector mode - draw your shape,
2 - choose your tube/stitch/bead
3 - and then run the script!
To get the script for stitching (or beading etc.,)
around your vectors, go here
If you require help contact me, email is in side bar.