Step 1: SUPPLIES!!!
2. a xbox 360
3. a copy of guitar hero 3 for xbox 360
4. some patience.
Step 3: Step 2!
Step 4: Get out your patience!
for the people who asked that this uses a technique called d-pad strumming.
d-pad strumming is when you use the d-pad to strum.
its very easy to do once you get the hang of it.
all you have to do is press the d-pad and the note when your suppose to just like when your normally playing.
if you have any questions please contact me at firstname.lastname@example.org thank you for viewing this instructable.