How to remove squiggly lines on snapchat?

So i took a screenshot of something on snapchat but now its has like those squiggly drawing lines over it like some girls do that do you don't see their face! Is there any iphone app or jailbreak tweak to remove that and still keep their face etc behind the lines?

Smash your phone on your head till one of the two break, then you won't see the lines either way.

You can't

A "jailbreak tweak" to remove squiggley lines. Jeez some people have no clue what they are even saying.

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