4. Place pint glass upside down over the three bottle necks
Step 5:
5. With a speedy wrist action turn pint glass over with bottles in, so drink emptys out into pint glass (dont take bottles out, or the glass will overflow)
Step 6:
6. Insert straw into pint glass and begin to suck the straw as fast as possible, unti pint glass is empty.
Step 7:
7. The more people, the more fun. The aim is to see who can finish first