Bennifer forever! Jennifer Lopez sees ex Ben Affleck's 'Gone Girl'

Let's think back to the good ol' days, to a simpler time -- when Bennifer was still together.

One-half Jennifer Lopez may have been in a similarly nostalgic mood Sunday night, as the singer saw ex Ben Affleck's hit movie Gone Girl in theaters, and she even tweeted about it:

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Even though it's been a decade since the pair split, we can still revel in the fact that the Jenny from the Block video will exist forever and ever and ever:

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