An over-the-
top fanatic of Jamba Juice, aggressively promoting the dietary benefits to anyone within earshot. Typicallt sneers at diets of energy drinks, Good & Plentys,
licorice, and
donuts.
Pam: You really should give up the Monster drinks and
switch to
something healthy, like Jamba Juice.
Mark: Wow. You're such a Jambassador. Give it a rest.