How to make yourself blush in 10 steps?

Step 1: Accumulate bowels in your system for 2 days
Step 2: Invite a friend to the gym with you and suggest to attend a Pilate class
Step 3: Make sure your friend lay his mat near to yours
Step 4: Attempt to hold a potentially loud fart while warming up
Step 5: Tighten the your abdomens, rolling forward with your back on the floor, still holding the fart
Step 6: Roll back and relax abs, while uncontrollably let out a loud "toot"
Step 7: Look around to see if anyone noticed
Step 8: Your friend sniggered upon eye contact and eventually erupted into raucous laughter
Step 9: Noticed that the others in class bit their lips hard to repress their laughter
Step 10: With the whole class distracted, the instructor gave you a reproaching frown