this riddle is hard!

i turn polar bears white
and i will make you cry.
i make guys have to pee
and girls brush their hair.
i make celebrities look stupid
and normal people look like celebrities.
i turn pancakes brown
and make your champagne bubble.
if you squeeze me ill pop
but if you look at me you'll pop.
Can you answer this riddle?




at first i thought it was a pimple but its not ssooo... help me!