貓

簡單啦，可口可樂冇百事可樂咁甜架嘛。要分開呢兩隻野有幾難。

阿邊個邊個

i wonder if anyone had tried the "pepsi" challenge... hahaha

shutterbug

don't even need to taste it...I can tell the difference by just the smell...haha

myversa

I did once and I picked the one not as sweet and I was right.  I won a pepsi card.

kisstherain

I had a headache on Saturday and I tried Coke Zero. But it didn't work. Maybe I need the classic coke.