Artificial sweetener. The packet says it tastes like sugar, but it actually tastes like pencils.

Large, beautiful breasts that are keep well consealed and initially appear to be much smaller and less impressive than they actually are until unleashed.

A gay sugar daddy/pimp

Fairly new artificial sweetener that some people think may be dangerous, but the Splenda people, of course, deny it.
What to do?

artificial sweetner that tastes like crap

stop putting it in your diet drinks, Jones Soda co.!

Someone who acts very sweet, but is actually faking it just to get attention

That horrid sweetner that claims to taste like sugar when it only taste like shit. Now soccermoms want thier kids to use this shit too. It tastes bitter and leaves a wierd feeling on the back of your throat.